2014 Multi-University Training Contest 5 - HDU4920 - Matrix multiplication
第五场坐火车耽误了累加可以特判零的情况#include#include#include#include#include#include#include#defineINF(int)(1e9)#definemaxn100010#defineLsonl,mid,rt='0'&&ch='0'&&ch9)printff(a/10);putchar(a%10+'0');}intmain(){intn;whi