#include <stdio.h>
struct Score {
int english;
int math;
int physics;
};
#define N 3
int main() {
struct Score obj[N];
int i, p, s;
for (i = 0; i < N; i++) {
printf("%d: english: ", i + 1);
scanf("%d", &p);
obj[i].english = p;
printf("%d: math: ", i + 1);
scanf("%d", &p);
obj[i].math = p;
printf("%d: physics: ", i + 1);
scanf("%d", &p);
obj[i].physics = p;
}
s = 0;
for (i = 0; i < N; i++)
s += obj[i].english;
printf("average english: %f\n", (double)s / N);
s = 0;
for (i = 0; i < N; i++)
s += obj[i].math;
printf("average math: %f\n", (double)s / N);
s = 0;
for (i = 0; i < N; i++)
s += obj[i].physics;
printf("average physics: %f\n", (double)s / N);
return 0;
}
/* end */