#include <bits/stdc++.h>   using namespace std;   int T;   int h, c, t;   int main() {     scanf( %d , &T);     while (T--) {       scanf( %d%d%d , &h, &c, &t);       if (t * 2 <= (h + c))         printf( %d n , 2);       else {         long long lef = (h - t) / (2 * t - (h + c));         double a1 = (1.0 * h * (lef + 1) + c * lef) / (2 * lef + 1);         lef++;         double a2 = (1.0 * h * (lef + 1) + c * lef) / (2 * lef + 1);         if (abs(a1 - t) <= abs(a2 - t))           printf( %lld n , 2 * (lef - 1) + 1);         else           printf( %lld n , 2 * lef + 1);       }     }   }   