Progress

Day 6/Piet'ers Gallery_files/css.css

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+/* latin */
+@font-face {
+  font-family: 'Droid Sans';
+  font-style: normal;
+  font-weight: 400;
+  src: local('Droid Sans Regular'), local('DroidSans-Regular'), url(https://fonts.gstatic.com/s/droidsans/v8/SlGVmQWMvZQIdix7AFxXkHNSbQ.woff2) format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}
+/* latin */
+@font-face {
+  font-family: 'Droid Sans';
+  font-style: normal;
+  font-weight: 700;
+  src: local('Droid Sans Bold'), local('DroidSans-Bold'), url(https://fonts.gstatic.com/s/droidsans/v8/SlGWmQWMvZQIdix7AFxXmMh3eDs1Zw.woff2) format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}

Day 6/Piet'ers Gallery_files/script.js

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+var _0x4ec1=['\x6c\x6f\x67','\x53\x75\x63\x68\x20\x68\x61\x78\x78\x6f\x72\x20\x2d\x20\x6d\x75\x63\x68\x20\x31\x33\x33\x37\x21'];var _0x1a98=function(_0x35db43,_0x135584){_0x35db43=_0x35db43-0x0;var _0x292945=_0x4ec1[_0x35db43];return _0x292945;};console[_0x1a98('0x0')](_0x1a98('0x1'));

Day 6/Piet'ers Gallery_files/styles.css

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+body {
+    background-color: #434c50;
+    min-height: 100vh;
+    font: normal 16px sans-serif;
+    padding: 40px 0;
+}
+
+.container.gallery-container {
+    background-color: #fff;
+    color: #35373a;
+    min-height: 100vh;
+    padding: 30px 50px;
+}
+
+.gallery-container h1 {
+    text-align: center;
+    margin-top: 50px;
+    font-family: 'Droid Sans', sans-serif;
+    font-weight: bold;
+}
+
+.gallery-container p.page-description {
+    text-align: center;
+    margin: 25px auto;
+    font-size: 18px;
+    color: #999;
+}
+
+.tz-gallery {
+    padding: 40px;
+}
+
+/* Override bootstrap column paddings */
+.tz-gallery .row > div {
+    padding: 2px;
+}
+
+.tz-gallery .lightbox img {
+    width: 100%;
+    border-radius: 0;
+    position: relative;
+}
+
+.tz-gallery .lightbox:before {
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    margin-top: -13px;
+    margin-left: -13px;
+    opacity: 0;
+    color: #fff;
+    font-size: 26px;
+    font-family: 'Glyphicons Halflings';
+    content: '\e003';
+    pointer-events: none;
+    z-index: 9000;
+    transition: 0.4s;
+}
+
+
+.tz-gallery .lightbox:after {
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    opacity: 0;
+    background-color: rgba(46, 132, 206, 0.7);
+    content: '';
+    transition: 0.4s;
+}
+
+.tz-gallery .lightbox:hover:after,
+.tz-gallery .lightbox:hover:before {
+    opacity: 0;
+}
+
+.baguetteBox-button {
+    background-color: transparent !important;
+}
+
+@media(max-width: 768px) {
+    body {
+        padding: 0;
+    }
+}

Day 6/decode.py

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+#!/usr/bin/python
+
+from PIL import Image
+import math
+import numpy
+
+def to24Bit(data):
+    red = (data >> 5) * 32;
+    green = ((data & 28) >> 2) * 32;
+    blue = (data & 3) * 64;
+    return [red, green, blue]
+
+def to8Bit(pixel):
+#    return (math.floor((pixel[0] / 32)) << 5) + (math.floor((pixel[1] / 32)) << 2) + math.floor((pixel[2] / 64))
+     return (pixel[0] * 7 // 255) << 5 + (pixel[1] * 7 // 255) << 2 + (pixel[2] * 3 // 255)
+
+images = ["house", "trees", "lake", "sky", "sheep", "snake"]
+tileSize = 10
+
+
+im = Image.open("Piet'ers Gallery_files/house.png")
+pix = im.load()
+numTiles = im.size[0] // tileSize
+
+for y in range(im.size[1] - 2 * tileSize):
+    line = ""
+    for x in range(im.size[0] - 2 * tileSize):
+        x_abs = x + tileSize
+        y_abs = y + tileSize
+
+        pixelX = min(math.floor(x_abs / tileSize) * tileSize + 5, im.size[0] - 5)
+        pixelY = min(math.floor(y_abs / tileSize) * tileSize + 5, im.size[1] - 5)
+
+        pixels = [
+            pix[5, pixelY],
+            pix[im.size[0] - 5, pixelY],
+            pix[pixelX, 5],
+            pix[pixelX, im.size[1] - 5]
+        ]
+
+        result = ((pixels[0] | pixels[1]) & (pixels[2] | pixels[3]))
+        pix[x_abs, y_abs] = result
+
+for tileY in range(numTiles):
+    line = ""
+    for tileX in range(numTiles):
+        p = pix[tileX * tileSize + 5, tileY * tileSize + 5]
+        # line += "%08d " % int(bin(p)[2:])
+        line += chr(p)
+    print(line)
+
+im.save("test.png")
+
+# def decodePixel(x, y, tileSize):
+#     # x_abs = x*tileSize + tileSize // 2
+#     # y_abs = y*tileSize + tileSize // 2
+#     pixel = pix[x, y]
+#
+#     return pixel
+    # return "%02d" % pixel
+    # r = pixel[0]
+    # g = pixel[1]
+    # b = pixel[2]
+    # bit8 = to8Bit(pixel)
+
+    # return colors[pixel]
+    # r = 1 if r == 192 else (10 if r == 255 else r)
+    # g = 1 if g == 192 else (10 if g == 255 else g)
+    # b = 1 if b == 192 else (10 if b == 255 else b)
+
+    # return "%02d%02d%02d" % (r, g, b)
+    # return "%02d" % pixel
+    # return "%08d" % int(bin(bit8)[2:])
+
+    # What to do with this pixel?
+    # return bin(pixel)[2:]
+    # return "%04d" % int(bin(pixel)[2:])
+    # return str(chr(ord('A') + pixel))
+    # return pix[x,y]
+
+# for imageName in images:
+#     im = Image.open("Piet'ers Gallery_files/%s.png" % imageName)
+#     pix = im.load()
+#
+#     tileSize = 10
+#     tilesW = im.size[0] // tileSize
+#     tilesH = im.size[1] // tileSize
+# #
+#     data = []
+#
+#     # First row
+#     for x in range(tilesW):
+#         data.append(decodePixel(x, 0, tileSize))
+#
+#     # Column right
+#     for y in range(1, tilesH - 1):
+#         data.append(decodePixel(tilesW - 1, y, tileSize))
+#
+#     # Row bottom
+#     for x in reversed(range(tilesW - 1)):
+#         data.append(decodePixel(x, tilesH - 1, tileSize))
+#
+#     # Column left
+#     for y in reversed(range(1, tilesH - 1)):
+#         data.append(decodePixel(0, y, tileSize))
+#
+#     # print(''.join(data))
+#     print(imageName, "\t", ' '.join(data))
+
+# for
+# im = Image.open("Piet'ers Gallery_files/lake.png")
+# im = Image.open("Piet'ers Gallery_files/house_2.png")
+# im = Image.frombytes('P', im.size, im.tobytes())
+
+# for imageName in images:
+#     im = Image.open("Piet'ers Gallery_files/%s.png" % imageName)
+#     pix = im.load()
+#
+# tileSize = 10
+# tilesW = im.size[0] // tileSize
+# tilesH = im.size[1] // tileSize
+
+    # for y in range(im.size[1] - 2 * tileSize):
+    #     line = ""
+    #     for x in range(im.size[0] - 2 * tileSize):
+    #         x_abs = x + tileSize
+    #         y_abs = y + tileSize
+    #
+    #         pixelX = min(math.floor(x_abs / tileSize) * tileSize + 5, im.size[0] - 5)
+    #         pixelY = min(math.floor(y_abs / tileSize) * tileSize + 5, im.size[1] - 5)
+    #
+    #         pixels = [
+    #             pix[5, pixelY],
+    #             pix[im.size[0] - 5, pixelY],
+    #             pix[pixelX, 5],
+    #             pix[pixelX, im.size[1] - 5]
+    #         ]
+    #
+    #         result = (pixels[0] ^ pixels[1] ^ pixels[2] ^ pixels[3]) % 18
+            # line += str(result)
+            #
+            # print(pixels)
+
+            # pixelX = 5 if (x_abs < im.size[0] // 2) else im.size[0] - 5
+            # pixelY = 5 if (y_abs < im.size[1] // 2) else im.size[1] - 5
+
+            # print("pixelX, pixelY", pixelX, pixelY, x, y)
+            # print("asdas", x, y)
+            # pixel1 = decodePixel(pixelX, , tileSize)
+            # pixel2 = decodePixel(math.floor(x_abs / tileSize) * tileSize, pixelY, tileSize)
+
+    #         pix[x_abs, y_abs] = result
+    #     print(line)
+    #
+    # im.save("%s_decoded.png" % imageName)
+
+# data = []
+#
+# # First row
+# for x in range(tilesW):
+#     data.append(decodePixel(x, 0))
+#
+# # Column right
+# for y in range(1, tilesH - 1):
+#     data.append(decodePixel(tilesW - 1, y))
+#
+# # Row bottom
+# for x in reversed(range(tilesW - 1)):
+#     data.append(decodePixel(x, tilesH - 1))
+#
+# # Column left
+# for y in reversed(range(1, tilesH - 1)):
+#     data.append(decodePixel(0, y))
+# #
+# print(''.join(data))
+# print(len(''.join(data)))
+
+# for x in range(tilesW):
+#     data.append(decodePixel(x, 0))
+
+# pixel = numpy.array(im)
+
+# print(bin(pix[4*tileSize + 5,0]))
+
+# data = [[0 for x in range(tilesW)] for y in range(tilesH)]
+
+# for y in range(tilesH):
+#     line = ""
+#     for x in range(tilesW):
+#         # pixel = im.getpixel((x * tileSize + 5, y * tileSize + 5))
+#         pixel = pix[x * tileSize + 5, y * tileSize + 5]
+#         # binary = bin(pixel)[2:]
+#         # binaryStr = "%08d" % int(binary)
+#         # line += binaryStr
+#         # line += chr(ord('A') + pixel)
+#         # data[x][y] = pixel
+#         # line += chr(pixel)
+#         # print(to24Bit(int(binaryStr[::-1], 2)))
+#         # print(binaryStr, binary, chr(pixel))
+#         # str = str + binaryStr
+#         # str += binary
+#         line += "%02d" % pixel
+#     print(line)
+
+# data[1][1] = data[0][1] + data[1][0]
+# for x in range(1,tilesW//2 + 1):
+#     data[x][1] = data[0][x] | data[1][0]
+#     print(chr(ord('A') + data[x][1]))
+
+
+# for y in range(1,tilesH):
+#     pixel = pix[tilesW * tileSize - 5, y * tileSize + 5]
+#     binary = bin(pixel)[2:]
+#     binaryStr = "%08d" % int(binary)
+#     str = str + binaryStr
+#
+# print(str)
+#
+# data = [
+#     [255,192,255],
+#     [255,0,255],
+#     [0,255,255]
+# ]
+#
+# print(' '.join(["%08d" % int(bin(to8Bit(p))[2:]) for p in data]))
+
+
+# print(pix[5, 15], pix[5, 25], pix[5, 35], pix[5, 45], pix[5, 55])

Day 7/code.pl

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+use Term::ReadKey;
+
+sub k {
+  ReadKey(-1) # Perform a non-blocked read
+}
+
+ReadMode 3; # Echo off, unbuffered, signals enabled, Xon/Xoff
+            # possibly enabled, and 8-bit mode possibly enabled.
+
+sub rk {
+  $Q = '';
+  $Q .= $QQ while ( $QQ = k() ); $Q
+}
+
+$| = 1;
+
+print "\ec\e[0;0r\e[4242;1H\e[6n\e[1;1H";
+
+# ???
+( $p .= $c ) until ( ( $c = k() ) eq 'R' );
+
+$x  = 75;
+$dx = 3;
+
+# idk?
+( ($yy) = ( $p =~ /(\d+);/ ) ) && ( $yy -= 10 );
+
+# Border
+print( ( "\r\n\e[40m\e[37m#" . ( ' ' x 78 ) . "#" ) x 100 );
+
+# and what is this?
+$r = (
+    sub {
+        $M = shift;
+        sub {
+          $M = ( ( $M * 0x41C64E6D ) + 12345 ) & 0x7FFFFFFF;
+          $M % shift;
+        }
+    }
+)->(42);
+
+# What is this?
+$s = (
+  sub {
+    select( $HV18, $faLL, $D33p, shift );
+  }
+);
+
+# Does nothing?
+$INT0 ? $H3ll : $PERL;
+
+# Nowhere used?
+# hex string -> ascii -> decimal
+# ascii: b'st\x0c\x128vRHq\x05WSFb\x0elUe^\x1bKkoT\x1ak-ru'
+# dec: [115, 116, 12, 18, 56, 118, 82, 72, 113, 5, 87, 83, 70, 98, 14, 108, 85, 101, 94, 27, 75, 107, 111, 84, 26, 107, 45, 114, 117]
+# Length: 29
+@HASH = unpack( "C*",  pack( "H*", '73740c12387652487105575346620e6c55655e1b4b6b6f541a6b2d7275' ));
+
+for $i ( 0 .. 666 ) {
+    $s->(0.1);
+    print("\e[40;91m\e[${yy};${x}H.");
+    $dx += int( rk() =~ / /g ) * 2 - 1;
+    $dx = ( $dx > 3 ? 3 : ( $dx < -3 ? -3 : $dx ) );
+    $x += $dx;
+    # ( $x > 1 && $x < 80 ) || last;
+    ( ( $i % 23 ) && print( "\e[4242;1H\n\e[40m\e[37m#" . ( ' ' x 78 ) . "#" ) )
+      || (
+        ( $h = 20 + $r->(42) )
+        && (
+            print(
+                    "\e[4242;1H\n\e[40m\e[37m#"
+                  . ( ( chr( $HASH[ $i / 23 ] ^ $h ) ) x ( $h - 5 ) )
+                  . ( " " x 10 )
+                  . ( ( chr( $HASH[ $i / 23 ] ^ $h ) ) x ( 73 - $h ) ) . "#"
+            )
+        )
+      );
+    # ( ( $i + 13 ) % 23 ) ? 42 : ( ( abs( $x - $h ) < 6 ) || last );
+    print("\e[${yy};${x}H\e[41m\e[37m@");
+}
+
+# Reset Read Mode
+ReadMode 1;
+
+###################-EOF-flappy.pl###############

Teaser/_ZOoxjUSe1OVB7OPoVrsX.pdf.extracted/26D

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-1 G
-[(....)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 234.77 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 238.73 254.66 Tm
-1 g
-1 G
-[( )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 241.85 254.66 Tm
-1 g
-1 G
- -0.036 Tc[(--)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 249.77 254.66 Tm
-1 g
-1 G
-[(.. .)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 261.77 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 265.73 254.66 Tm
-1 g
-1 G
-[(. ... )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 283.73 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 287.71 254.66 Tm
-1 g
-1 G
-[(... )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 299.83 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 303.79 254.66 Tm
-1 g
-1 G
-[(..)-9(..)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 315.91 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 319.87 254.66 Tm
-1 g
-1 G
-[( )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 322.87 254.66 Tm
-1 g
-1 G
-[(..)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 328.87 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 332.83 254.66 Tm
-1 g
-1 G
-[( )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 335.83 254.66 Tm
-1 g
-1 G
-[(..)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 341.83 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 345.79 254.66 Tm
-1 g
-1 G
-[(. .)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 354.79 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 358.75 254.66 Tm
-1 g
-1 G
-[( )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 361.75 254.66 Tm
-1 g
-1 G
-[(. )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 367.87 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 371.83 254.66 Tm
-1 g
-1 G
-[(....)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 383.83 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 387.79 254.66 Tm
-1 g
-1 G
-[( )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 390.79 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 394.75 254.66 Tm
-1 g
-1 G
-[( )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 397.75 254.66 Tm
-1 g
-1 G
-[(... )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 409.78 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 413.74 254.66 Tm
-1 g
-1 G
-[(.... )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 428.86 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 432.82 254.66 Tm
-1 g
-1 G
-[(.)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 435.82 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 439.78 254.66 Tm
-1 g
-1 G
-[(. )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 445.78 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 449.74 254.66 Tm
-1 g
-1 G
-[(....)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 461.74 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 465.7 254.66 Tm
-1 g
-1 G
-[( )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 468.82 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 472.78 254.66 Tm
-1 g
-1 G
-[(.)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 475.78 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 479.74 254.66 Tm
-1 g
-1 G
-[(. ...)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 494.74 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 498.7 254.66 Tm
-1 g
-1 G
-[( )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 501.7 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 505.66 254.66 Tm
-1 g
-1 G
-[( )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 508.78 254.66 Tm
-1 g
-1 G
-[(-)] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 512.74 254.66 Tm
-0 g
-0 G
-[( )] TJ
-ET
-Q
-q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F3 12 Tf
-1 0 0 1 515.88 254.66 Tm
-0 g
-0 G
-[( )] TJ
-ET
-Q
- EMC  /P <</MCID 5>> BDC q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F1 11.04 Tf
-1 0 0 1 70.944 227.54 Tm
-0 g
-0 G
-[( )] TJ
-ET
-Q
- EMC  /P <</MCID 6>> BDC q
-0.000008871 0 595.32 841.92 re
-W* n
-BT
-/F1 11.04 Tf
-1 0 0 1 70.944 205.1 Tm
-0 g
-0 G
-[( )] TJ
-ET
-Q
- EMC  /P <</MCID 7>> BDC 79.4 277.67 447 444.85 re
-f*
-1.5 w
-
-79.4 277.67 447 444.85 re
-S
- EMC q
-80.184 281.93 445.54 436.25 re
-W* n
- /P <</MCID 8>> BDC q
-80.184 281.93 445.54 436.25 re
-W* n
-BT
-/F1 11.04 Tf
-1 0 0 1 525.84 279.77 Tm
-0 g
-0 G
-[( )] TJ
-ET
-Q
-Q
- EMC  /P <</MCID 9>> BDC q
-87.36 282 431.04 436.2 re
-W* n
-438.4 0 0 438.4 87.35 279.77 cm
-/Image15 Do Q
- EMC 

Teaser/_ZOoxjUSe1OVB7OPoVrsX.pdf.extracted/2FBF9

@@ -1,18 +0,0 @@
-22 0 26 51 27 107 25 158 28 227 30 283 31 334 29 390 32 459 33 515 34 566 35 617 21 668 17 771 18 862 19 1098 20 1121 23 1136 <</P 21 0 R/S/P/Type/StructElem/K[ 3] /Pg 3 0 R>>
-<</P 25 0 R/S/Figure/Type/StructElem/K[ 7] /Pg 3 0 R>>
-<</P 25 0 R/S/P/Type/StructElem/K[ 8] /Pg 3 0 R>>
-<</P 21 0 R/S/Textbox/Type/StructElem/K[ 26 0 R 27 0 R] /Pg 3 0 R>>
-<</P 21 0 R/S/Figure/Type/StructElem/K[ 9] /Pg 3 0 R>>
-<</P 29 0 R/S/P/Type/StructElem/K[ 1] /Pg 3 0 R>>
-<</P 29 0 R/S/Figure/Type/StructElem/K[ 0] /Pg 3 0 R>>
-<</P 21 0 R/S/Textbox/Type/StructElem/K[ 30 0 R 31 0 R] /Pg 3 0 R>>
-<</P 21 0 R/S/Figure/Type/StructElem/K[ 2] /Pg 3 0 R>>
-<</P 21 0 R/S/P/Type/StructElem/K[ 4] /Pg 3 0 R>>
-<</P 21 0 R/S/P/Type/StructElem/K[ 5] /Pg 3 0 R>>
-<</P 21 0 R/S/P/Type/StructElem/K[ 6] /Pg 3 0 R>>
-<</P 17 0 R/S/Document/Type/StructElem/K[ 22 0 R 25 0 R 28 0 R 29 0 R 32 0 R 33 0 R 34 0 R 35 0 R] >>
-<</Type/StructTreeRoot/RoleMap 18 0 R/ParentTree 19 0 R/K[ 21 0 R] /ParentTreeNextKey 1>>
-<</Footnote/Note/Endnote/Note/Textbox/Sect/Header/Sect/Footer/Sect/InlineShape/Sect/Annotation/Sect/Artifact/Sect/Workbook/Document/Worksheet/Part/Macrosheet/Part/Chartsheet/Part/Dialogsheet/Part/Slide/Part/Chart/Sect/Diagram/Figure>>
-<</Nums[ 0 23 0 R] >>
-<</Names[] >>
-[ 31 0 R 30 0 R 32 0 R 22 0 R 33 0 R 34 0 R 35 0 R 26 0 R 27 0 R 28 0 R] 

Teaser/_ZOoxjUSe1OVB7OPoVrsX.pdf.extracted/39A25/dec17.py

@@ -1,55 +0,0 @@
-#!/usr/bin/python
-
-from PIL import Image
-from qrtools import QR
-import itertools
-
-img = Image.open('QR3C.png')
-pixels_orig = img.load()
-(w,h)=img.size
-
-outimg = Image.new( 'RGB', (23,23), "white")
-pixels_out = outimg.load()
-
-for i in range(0,h,6):
-    for j in range(0,w,6):
-      (r,g,b) = pixels_orig[j,i]
-      if((r,g,b)==(255,255,255)):
-          pixels_out[j/13,i/13]=(255,255,255)
-
-      elif((r,g,b)==(0,0,0) or r>0 ):
-          pixels_out[j/13,i/13]=(0,0,0)
-
-
-
-# bruteforce missing section until readable
-count=0
-for i in itertools.product('01', repeat=60):
-    count+=1
-    if count%1000 ==0:
-        print count
-
-    for x in range(1,12):
-        for y in range (10,14):
-            if( i[((y-10)%4)*11 + x] == '0' ):
-                pixels_out[x,y]=(0,0,0)
-
-
-
-
-    outimg=outimg.resize((300,300))
-    outimg.save("dec17_out.png","png")
-
-
-
-    # read qr code
-    nugget=''
-
-    myCode = QR(filename="dec17_out.png")
-    if myCode.decode():
-      nugget=myCode.data_to_string()
-      print nugget
-      break
-    #else:
-    #    print "could not decode"
-    #break

Teaser/_ZOoxjUSe1OVB7OPoVrsX.pdf.extracted/39A25/decode_qr.py

@@ -1,91 +0,0 @@
-#!/usr/bin/python
-
-from PIL import Image
-
-def invert(value):
-    return ''.join(["1" if x == "0" else "0" for x in value])
-
-
-# Load Image
-im = Image.open('QR3C_cropped.png')
-# im.crop((33, 34, 264, 265)).save("QR3C_cropped.png")
-
-
-pix = im.load()
-
-tiles = 21
-tileSize = im.size[0] // tiles
-version = (tiles - 17) // 4
-
-data = [[0 for x in range(tiles)] for y in range(tiles)]
-print("tiles=%d tileSize=%d version=%d" % (tiles, tileSize, version))
-for x in range(tiles):
-    for y in range(tiles):
-        x_mid = x * tileSize + 0.5 * tileSize
-        y_mid = y * tileSize + 0.5 * tileSize
-        color = pix[x_mid, y_mid]
-    #    print(x, y, x_mid, y_mid, color)
-        data[x][y] = invert("%d%d%d" %  ( color[0] // 255, color[1] // 255, color[2] // 255 ))
-
-# print(data)
-
-def blackWhiteValue(string):
-    new_value = ""
-    if len(string) % 3 != 0:
-        print("Cannot return black white value of", string)
-        return new_value
-
-    for i in range(len(string) // 3):
-        new_value += string[i * 3]
-
-    return new_value
-
-mask1 = [data[8][18], data[8][17], data[8][16]]
-mask2 = [data[2][8], data[3][8], data[4][8]]
-if mask1 != mask2:
-    print("masks do not match")
-    exit()
-
-# mask = [mask1[0][0] + mask1[1][0] + mask[2][0],]
-mask = [''.join(mask1[i][j] for i in range(3)) for j in range(3)]
-print("Mask:", mask)
-
-def apply_mask(x, y, bit, mask):
-    doInvert = False
-    if mask == "111":
-        doInvert = x % 3 == 0
-    elif mask == "110":
-        doInvert = (x + y) % 3 == 0
-    elif mask == "101":
-        doInvert = (x + y) % 2 == 0
-    elif mask == "100":
-        doInvert = y % 2 == 0
-    elif mask == "000":
-        doInvert = ((x*y) % 2) + ((x + y) % 3) == 0
-
-    return invert(bit) if doInvert else bit
-
-def get_masked_value(x, y):
-    return ''.join([apply_mask(x, y, data[x][y][i], mask[i]) for i in range(3)])
-
-def read_block(x, y, orientation):
-    indizes = []
-    if orientation == "UP":
-        indizes = [[0,0], [-1,0], [0,-1], [-1,-1], [0,-2], [-1,-2], [0, -3], [-1, -3]]
-    elif orientation == "LEFT":
-        indizes = [[0,0], [-1,0], [0,-1], [-1,-1], [-2,-1], [-3,-1], [-2, 0], [-3, 0]]
-
-    return ''.join([get_masked_value(x + offset[0], y + offset[1]) for offset in reversed(indizes)])
-
-
-encoding = blackWhiteValue(data[20][20] + data[19][20] + data[20][19] + data[19][19])
-print("Encoding:", encoding)
-# Alphanumeric? 11 bits per 2 character
-
-# for y in range(tiles):
-#     print(''.join(data[y]))
-
-block1 = read_block(20, 14, "UP")
-block2 = read_block(20, 10, "LEFT")
-print(block1, len(block1))
-print(block2, len(block2))

Teaser/_ZOoxjUSe1OVB7OPoVrsX.pdf.extracted/39A25/Santa.txt → Teaser/_ZOoxjUSe1OVB7OPoVrsX.pdf.extracted/Santa.txt

@@ -7,13 +7,24 @@ However, his team's memory capacity is limited and so he can only use
 their names (Dasher, Dancer, Prancer, Vixen, Comet, Cupid, Donder and
 Blitzen) as keys.
 
-
+Dasher
+Dancer
+Prancer
+Vixen
+Comet
+Cupid
+Donder
+Blitzen
 
 Where is the team headed to?
 
+ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789
+
+
 STTYN YATLOEP DNEA ONBL TGNTO MHEHH EISTIARIB FHSRA LD IIONA NL HERUV LN17-PTAA-RTON-RDOE-MCTN-AHCO
-XXXXX XXXXXXX XXXX XXXX XXXXX XXXXX XXXXXXXXX XXXXX XX XXXXX XX XXXXX HV18-XXXX-XXXX-XXXX-XXXX-XXXX
-DDPVCCDB
 
-L -> H
-N -> V
+                                                                      -4 +8 +0 +1
+                                                                       6  I  A  B
+                                                                       W  I  A  B
+                                                                       5  H  9  A
+                                                                      -0100 +1000 +0000 +0001

Teaser/_ZOoxjUSe1OVB7OPoVrsX.pdf.extracted/decode_qr.py

@@ -0,0 +1,147 @@
+#!/usr/bin/python
+
+from PIL import Image
+
+def invert(value):
+    return ''.join(["1" if x == "0" else "0" for x in value])
+
+
+# Load Image
+im = Image.open('QR3C_cropped.png')
+pix = im.load()
+
+tiles = 21
+tileSize = im.size[0] // tiles
+version = (tiles - 17) // 4
+print("tiles=%d tileSize=%d version=%d" % (tiles, tileSize, version))
+
+# Data Array
+data = [[0 for x in range(tiles)] for y in range(tiles)]
+
+# Fill data
+# Black -> 111
+# White -> 000
+# Blue  -> 110 ...
+for y in range(tiles):
+    for x in range(tiles):
+        x_mid = x * tileSize + 0.5 * tileSize
+        y_mid = y * tileSize + 0.5 * tileSize
+        color = pix[x_mid, y_mid]
+        data[x][y] = invert("%d%d%d" %  ( color[0] // 255, color[1] // 255, color[2] // 255 ))
+
+def blackWhiteValue(string):
+    new_value = ""
+    if len(string) % 3 != 0:
+        print("Cannot return black white value of", string)
+        return new_value
+
+    for i in range(len(string) // 3):
+        new_value += string[i * 3]
+
+    return new_value
+
+mask1 = [data[8][18], data[8][17], data[8][16]]
+mask2 = [data[2][8], data[3][8], data[4][8]]
+if mask1 != mask2:
+    print("masks do not match")
+    exit()
+
+mask = [''.join(mask1[i][j] for i in range(3)) for j in range(3)]
+print("Mask:", mask)
+
+def apply_mask(x, y, bit, mask):
+    doInvert = False
+    if mask == "111":
+        doInvert = x % 3 == 0
+    elif mask == "110":
+        doInvert = (x + y) % 3 == 0
+    elif mask == "101":
+        doInvert = (x + y) % 2 == 0
+    elif mask == "100":
+        doInvert = y % 2 == 0
+    elif mask == "000":
+        doInvert = ((x*y) % 2) + ((x + y) % 3) == 0
+
+    return invert(bit) if doInvert else bit
+
+def get_masked_value(x, y):
+    return ''.join([apply_mask(x, y, data[x][y][i], mask[i]) for i in range(3)])
+
+def read_block(x, y, orientation):
+    indizes = []
+    if orientation == "UP":
+        indizes = [[0,0], [-1,0], [0,-1], [-1,-1], [0,-2], [-1,-2], [0, -3], [-1, -3]]
+    elif orientation == "LEFT_TOP":
+        indizes = [[0,0], [-1,0], [0,-1], [-1,-1], [-2,-1], [-3,-1], [-2, 0], [-3, 0]]
+    elif orientation == "DOWN":
+        indizes = [[0,0], [-1,0], [0,1], [-1,1], [0,2], [-1,2], [0, 3], [-1, 3]]
+    elif orientation == "LEFT_BOTTOM":
+        indizes = [[0,0], [-1,0], [0,1], [-1,1], [-2,1], [-3,1], [-2, 0], [-3, 0]]
+
+    return (''.join([get_masked_value(x + offset[0], y + offset[1]) for offset in indizes]))
+
+def map_alphanumeric(x):
+    if x < 10:
+        return chr(ord('0') + x)
+    elif x < 36:
+        return chr(ord('A') + x - 10)
+    else:
+        special = { 36: " ", 37: "$", 38: "%", 39: "*", 40: "+", 41: "-", 42: ".", 43: "/", 44: ":" }
+        if x in special:
+            return special[x]
+        else:
+            print("unknown special character:", x)
+            return "?"
+
+def decode_alphanumeric(x):
+    a = x // 45
+    b = x % 45
+    return map_alphanumeric(a) + map_alphanumeric(b)
+
+encoding = blackWhiteValue(data[20][20] + data[19][20] + data[20][19] + data[19][19])
+# encoding = data[20][20] + data[19][20] + data[20][19] + data[19][19]
+# encoding = [get_masked_value(20, 20), get_masked_value(19, 20), get_masked_value(20, 19), get_masked_value(19, 19)]
+print("Encoding:", encoding)
+
+len_block = read_block(20, 18, "UP")
+print("Length:", int(len_block, 2))
+
+# 19 Blocks
+
+blocks = ''.join([
+    read_block(20, 14, "UP"),
+    read_block(20, 10, "LEFT_TOP"),
+    read_block(18, 11, "DOWN"),
+    read_block(18, 15, "DOWN"),
+    read_block(18, 19, "LEFT_BOTTOM"),
+    read_block(16, 18, "UP"),
+    read_block(16, 14, "UP"),
+    read_block(16, 10, "LEFT_TOP"),
+    read_block(14, 11, "DOWN"),
+    read_block(14, 15, "DOWN")
+])
+
+channels = ["", "", ""]
+
+blockSize = 3
+for i in range(len(blocks) // blockSize):
+    channels[0] += blocks[i*3]
+    channels[1] += blocks[i*3+1]
+    channels[2] += blocks[i*3+2]
+
+    # chunk = int(blocks[blockSize*i:blockSize*i+blockSize],2)
+    # string += chr(chunk)
+    # string += decode_alphanumeric(chunk)
+
+line = ""
+for c in channels:
+    for i in range(len(c) // 8):
+        line += chr(int(c[i*8:i*8+8], 2))
+print(line)
+
+# print(len(blocks) /8)
+# print(''.join(blocks))
+
+
+# for x in range(tiles):
+#     print(''.join(data[x]))

Teaser/passphrase.txt

@@ -1 +0,0 @@
-ZOoxjUSe1OVB7OPoVrsX.pdf