#include
int main() {
int temps[31];
int i, total;
float average,celsius;
total=0.0;
for( i = 0; i < 31; i++) {
printf("enter temperature #%d:", i);
scanf("%d", &temps[i]);
}
for(i = 0; i < 31; i++)
total += temps[ i ];
average = total / 31.0;
printf("average is:%f\n\n", average);
puts("fahrenheit \t celsius\n");
for( i = 0; i < 31; i++) {
celsius = (5.0 / 9.0) * ( temps[ i ] - 32);
printf("%d\t\t%6.2f\n", temps[ i ], celsius);
}
}