如题。。http://www.spoj.com/problems/WILLITST/
#include<cstdio> long long n; int main(){ scanf("%lld",&n); while(n>1){ if (n==3||n==6){printf("NIE\n");return 0;} if (n&1)n=(n+1)/2*3;else n>>=1; } printf("TAK\n"); }
SPOJ Problem 9948:Will it ever stop
原文：http://www.cnblogs.com/moris/p/4319263.html