Online Judge | Problem Set | Authors | Online Contests | User | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Web Board Home Page F.A.Qs Statistical Charts | Current Contest Past Contests Scheduled Contests Award Contest |
为什么0和1都少一个呢。。 不知道哪错了 哪位大牛帮忙看看啦#include <stdio.h> #include <string.h> int occur[101][10]; int main(){ bool v[100]; for(int i=2;i<101;++i){ memset(v,0,sizeof(v)); int t=1; while((t%=i)&&!v[t]){ v[t]=1; t*=10; occur[i][t/i]++; } } int n,k,ret=0; while(scanf("%d%d",&n,&k)!=EOF){ ret=0; for(int i=2;i<n;++i) ret+=occur[i][k]; printf("%d\n",ret); } return 0; } Followed by:
Post your reply here: |
All Rights Reserved 2003-2013 Ying Fuchen,Xu Pengcheng,Xie Di
Any problem, Please Contact Administrator