摘要:
DescriptionA boolean matrix has the parity property when each row and each column has an even sum, i.e. contains an even number of bits which... 阅读全文
摘要:
Problem Description Ray又对数字的列产生了兴趣: 现有四张卡片,用这四张卡片能排列出很多不同的4位数,要求按从小到大的顺序输出这些4位数。Input 每组数据占一行,代表四张卡片上的数字(0#include#includeint a[6],vis[5],t,s... 阅读全文