摘要:
题解:开一个pre数组用编号代替当前位置,编号用结构题另存,其实也可以i*m+j来代替,我写的有点麻烦了; 代码: 阅读全文
摘要:
New Year Transportation Time Limit:2000MS Memory Limit:262144KB 64bit IO Format:%I64d & %I64u Submit Status Description New Year is coming in Line Wor 阅读全文