1 #include <cstdio>
 2 #include <cstring>
 3 #include <cmath>
 4 #include <iostream>
 5 #include <algorithm>
 6 using namespace std;
 7 
 8 int f[50];
 9 
10 int main ()
11 {
12     int n;
13     int i,j,ok;
14     while (scanf ("%d",&n)==1&&n)
15     {
16         f[1] = 2;
17         f[2] = 3;
18         for (i=3; i<45; i++)
19         f[i] = f[i-1] + f[i-2];
20         ok = 0;
21         for (j=1; j<45; j++)
22         {
23             if (n == f[j])
24             {
25                 ok = 1;
26                 break;
27             }
28         }
29         if (ok)
30         printf ("Second win\n");
31         else
32         printf ("First win\n");
33     }
34     return 0;
35 }