URI ONLINE JUDGE Problem 1181

URI ONLINE JUDGE Problem 1181

#include <stdio.h>
 
int main() {
 //URI ONLINE JUDGE Problem 1181
    char a;
int i, j, f;
float s = 0.0, n;
 
scanf("%d ", &f);
scanf("%c", &a);
 
for (i = 0; i < 112; i++) {
for (j = 0; j < 12; j++) {
     scanf("%f", &n);
if (i == f) s += n;
       }
     }
 
if (a == 'S') printf("%.1f\n", s);
else printf("%.1f\n", s / 12);
 
 
    return 0;
}