东京大学招研究生(原来暗藏玄机啊)

ddvipnet

大家可以考虑一下。

机智的熊孩纸
什么情况啊?

开始,终结,总是没变改;天边的你漂泊白云外。
2009.9入学-2013.6本科毕业-2016.4硕士毕业
2018.9博士入学-2020.12博士退学
ddvipnet


<谁伴我闯荡`` #2
什么情况啊?
好像招码农呢。

ddvipnet
其实我是来看大家吐槽海报的。
ddvipnet

跪了,我实在是太肤浅了,原来那些0101是密码啊!
100011101110010011000010110010001110101011000010111010001100101001000000101001101100011011010000110111101101111
011011000010000001101111011001100010000001001001011011100110011001101111011100100110110101100001011101000110100
101101111011011100010000001010011011000110110100101100101011011100110001101100101001000000110000101101110011001
000010000001010100011001010110001101101000011011100110111101101100011011110110011101111001001011000010000001010
100011010000110010100100000010101010110111001101001011101100110010101110010011100110110100101110100011110010010
000001101111011001100010000001010100011011110110101101111001011011111000111011100100110000101100100011101010110
000101110100011001010010000001010011011000110110100001101111011011110110110000100000011011110110011000100000010
010010110111001100110011011110111001001101101011000010111010001101001011011110110111000100000010100110110001101
101001011001010110111001100011011001010010000001100001011011100110010000100000010101000110010101100011011010000
110111001101111011011000110111101100111011110010010110000100000010101000110100001100101001000000101010101101110
011010010111011001100101011100100111001101101001011101000111100100100000011011110110011000100000010101000110111
101101011011110010110111110001110111001001100001011001000111010101100001011101000110010100100000010100110110001
101101000011011110110111101101100001000000110111101100110001000000100100101101110011001100110111101110010011011
010110000101110100011010010110111101101110001000000101001101100011011010010110010101101110011000110110010100100
000011000010110111001100100001000000101010001100101011000110110100001101110011011110110110001101111011001110111
100100101100001000000101010001101000011001010010000001010101011011100110100101110110011001010111001001110011011
010010111010001111001001000000110111101100110001000000101010001101111011010110111100101101111100011101110010011
000010110010001110101011000010111010001100101001000000101001101100011011010000110111101101111011011000010000001
101111011001100010000001001001011011100110011001101111011100100110110101100001011101000110100101101111011011100
010000001010011011000110110100101100101011011100110001101100101001000000110000101101110011001000010000001010100
011001010110001101101000011011100110111101101100011011110110011101111001001011000010000001010100011010000110010
100100000010101010110111001101001011101100110010101110010011100110110100101110100011110010010000001101111011001
100010000001010100011011110110100011101110010011000010110010001110101011000010111010001100101001000000101001101
100011011010000110111101101111011011000010000001101111011001100010000001001001011011100110011001101111011100100
110110101100001011101000110100101101111011011100010000001010011011000110110100101100101011011100110001101100101
001000000110000101101110011001000010000001010100011001010110001101101000011011100110111101101100011011110110011
10111100100101100001000000101010001101000011001010010000001010101011011100110100101110110011001010111001001110011011
共27行,除最后一行116个数字外每行111个数字,共计3002个数字。尝试掐掉末尾转成ASCII码和二进制文件都失败了。试着转化为图像,大致如图。你看了可别以为拿微信一扫加了东大好友就能拿offer。

仔细观察可以发现,似乎什么东西重复了4遍,于是用kmp(蛋疼吧)作check,发现第1-第623个字符重复了3次,而第四次的后面似乎有些噪声。不管它,先把1-623扣出来。



623不是8的倍数,但623=7*89,考虑到ASCII码第一位一定是0,所以每7位组成一个字符,尝试打出来。毫无结果……等等,第一位一定是0的话,似乎这串里8的倍数的位置都是0,这样的话……莫非是最后补上一个0,然后这回是看作little-endian?尝试后依旧无果……再等等,8的倍数的位置都是0的话,也有可能是在第一位补0,然后看作big-endian。这回结果出来了


Graduate School of Information Science and Technology, The University of Tokyo


哈哈,可惜不是妹子的联系方式。这个妹子的衣服叫做“十二单“,是一种极其考究的古服,且不说价格足以让你们这些码农卖肾,想解开这个妹子的十二单吗,你得把情报解密到这个程度妹子才能看上你。详细考究点这这个链接,听本帅给你娓娓道来。

还有其他几年海报的揭秘:猛击我

lamb
比较简单、传统的方法..
如果改成cipher-block模型或者把加密空间扩大到与plaintext相等……嘿嘿,要谁还能解出来就直接把他录了吧。。
另外information水平不咋地,cs就是看不起info 哈哈