ACMer

 1 #include <stdio.h>
 2 
 3 int main(){
 4     int T;
 5     double P;
 6     double Q;
 7     int number;
 8     
 9     scanf("%d",&T);
10     
11     while(T--){
12         scanf("%lf%lf",&P,&Q);
13         
14         number=1;
15         while(1){
16             if((int)(number*P/100)<(int)(number*Q/100))
17                 break;
18                 
19             number++;
20         }
21         
22         printf("%d\n",number);
23     }
24     
25     return 0;
26 }