第 4 題 - 解答

#include <stdio.h>

#include <math.h>

int main()

{

    int a, b;

    double result;

    printf("請輸入數值A:");

    scanf("%d",&a);

    printf("請輸入數值B:");

    scanf("%d",&b);  

    result=(double)a/(double)b*100;

    printf("A是B的%.4f%%\n",result);

    return 0;

}

#include <stdio.h>

#include <math.h>

int main()

{

    int a, b;

    double result;

    scanf("%d",&a);

    scanf("%d",&b);  

    result=(double)a/(double)b*100;

    printf("%.4f%%\n",result);

    return 0;

}