指標_整數相乘

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c_cpp
3 years ago
492 B
2
Indexable
#include <iostream>
#include <stdio.h>

#include <stdbool.h>
int mymul(int* a, int size);


int mymul(int* a, int size) {
    int sum = 1;
    for (int i = 0; i < 4; i++) {
        sum = sum*(*a);
        a++;
    }
    return sum;
}


#include <stdio.h>

int main() {
    int data[4] = {};
    for (int i = 0; i < 4; i++) {
        scanf("%d", &data[i]);
    }
    int size = sizeof(data) / sizeof(data[0]);
    printf("%d\n", mymul(data, size));
    return 0;
}
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