HDU-“红色病毒”问题

#include<stdio.h> #include<math.h> int a[]={0,2,6,20,72,72,56,60,12,92,56,0,52,12,56,40,92,32,56,80,32,52,56,20,72,72,56,60,12,92,56,0,52,12,56,40,92,32,56,80,32,52,56}; int main() { // freopen("C:\\Users\\5201\\Desktop\\IN.txt","r",stdin); // freopen("C:\\Users\\5201\\Desktop\\OUT.txt","w",stdout); int t,p=0; while(~scanf("%d",&t)&&t) { for(int i=1;i<=t;i++) { long long n; scanf("%lld",&n); if(n==2) n=2; else if((n-2)%20==0) n=22; else n=(n-2)%20+2; printf("Case %d: %d\n",i,a[n]); } printf("\n"); } return 0; }