zoj 3882 博弈 *

看了半天约数居然包括1，水了

 #include<cstdio>
 #include<iostream>
 #include<algorithm>
 #include<cstring>
 #include<cmath>
 #include<queue>
 #include<map>
 using namespace std;
 #define MOD 1000000007
 const int INF=0x3f3f3f3f;
 const double eps=1e-;
 typedef long long ll;
 #define cl(a) memset(a,0,sizeof(a))
 #define ts printf("*****\n");
 const int N=;
 int n,m,tt;
 int main()
 {
     int i,j,k,ca=;
     while(scanf("%d",&n)!=EOF)
     {
         puts(n?"win":"fail");
     }
 }