摘要:
1406: [AHOI2007]密码箱Time Limit:5 SecMemory Limit:64 MBSubmit:701Solved:396[Submit][Status]Description在一次偶然的情况下,小可可得到了一个密码箱,听说里面藏着一份古代流传下来的藏宝图,只要能破解密码就能... 阅读全文
摘要:
1017 - Exact coverTime Limit:15sMemory Limit:128MBSpecial JudgeSubmissions: 5851 Solved: 3092DESCRIPTIONThere is an N*M matrix with only 0s and 1s, (1... 阅读全文