int main(void) {
    int i;
    int j;
    int sum;
    i = 0;
    j = 0;
    sum = 0;
    while (i < 10) {
        j = 0;
        while (j < 5) {
            /* i+1 in this block are redundant */
            sum = sum + (i + 1) * (i + 1) * (j + 1) * (j + 1);
            j = j + 1;
        }
        /* but not this one */
        i = i + 1;
    }
    output(sum);
    return 0;
}