Array index calc

// Array index calc
#include <stdio.h>
int main() {
    int i1, i2, result;
    int yo[] = { 1,2,3,4,5,6,7};
    //for (int i = 0; i < 7; i++){
        //printf("index %d = %d\n", i, yo[i]);
    printf("enter two indexs to add (0-6)\n");
    scanf_s("%d%d", &i1, &i2);
    result = yo[i1] + yo[i2];
    printf("result:%d\n", result);
    return 0;

}