BestCoder Round #26

1001 Have meal

->点我传送<-

#include<iostream>#include<cstring>#include<cstdio>using namespace std;int main(){    int n,m;    while(~scanf("%d%d",&n,&m)){        int ans=(m-1)%n;        printf("%d\n",ans);    }    return 0;}

1002 card

->点我传送<-

#include<iostream>#include<cstring>#include<cstdio>using namespace std;int main(){    int t,cnt=1;scanf("%d",&t);    while(t--){        int x,b;double p=1.0;        scanf("%d%d",&x,&b);        for(int i=0;i<b;i++){            p*=(1-1/(x*1.0));        }        double ans=(1-p)*x*(x+1)/2.0;        printf("Case #%d: %.3f\n",cnt++,ans);    }    return 0;}

未完待续……