icpc大连站网络赛 1007

 1 #include<stdio.h>
 2 #include<iostream>
 3 #include<algorithm>
 4 #include<math.h>
 5 #include<string.h>
 6 #include<string>
 7 #include<map>
 8 #include<set>
 9 #include<vector>
10 #include<queue>
11 #define M(a,b) memset(a,b,sizeof(a))
12 using namespace std;
13 typedef long long ll;
14 const int inf=0x3f3f3f;
15 int main(){
16     ll q,p;
17     while(~scanf("%lld%lld",&q,&p)){
18         ll z=q/2;
19         ll x=q-z;
20         if(z*x>p) printf("F\n");
21         else printf("T\n");
22     }
23     return 0;
24 }
25 /*
26 
27 
28 
29 */