#include <stdio.h>

int main() {
    // int arr[6] = {1, 2, 3, 4, 5, 6};

    // for (int i=0; i<6; i++){
    //     printf("%d ", arr[i]);
    // }
    // printf("\n%zu\n", sizeof(arr));
    // printf("%zu\n", sizeof(arr)/sizeof(arr[0]));
    // int arr[ ] = {10, 20, 30};
    // for(int i=0; i<sizeof(arr)/ sizeof(arr[0]); i++){
    //     printf("arr[%d] = %d\n", i, arr[i]);
    // }
    int grade[6] = {100, 90, 88, 95, 76, 85};
    int sum = 0;
    for (int i=0; i <6; i++){
        printf("%d ", grade[i]);
        sum+=grade[i];
    }
    printf("평균 : %d\n", sum/6);
    return 0;
}

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