c++一道题，不会，谁能告诉我？ - 编程论坛

#2

hzr2017-09-02 21:19

求解！！！！！

#3

lilimite2017-09-14 18:48

#include<iostream>
using namespace std;

int compute(int a, int b, char c);

void main()
{
    int a, b;
    char c;
    cin >> a >> b >> c;
    compute(a, b, c);
    system("pause");
}

int compute(int a, int b, char c)
{
    int sum=0;
    if ((c == char('+')) || (c == char('-')) || (c == char('*')) || (c == char('/')))
    {
        if (c == char('+'))
        {
            sum = a + b;
            cout << sum << endl;
        }
        else if (c == char('-'))
        {
            sum = a - b;
            cout << sum << endl;
        }
        else if (c == char('*'))
        {
            sum = a*b;
            cout << sum << endl;
        }
        else if (b == 0)
            cout << "Divided by zero!" << endl;
        else
        {
            sum = a / b;
            cout << sum << endl;
        }

    }
    else
        cout << "Invalid operator!" << endl;
    return 0;
}

#4

lilimite2017-09-14 18:49

刚写的，用vs2013调试没问题，望有用

#5

ddxvip2017-09-16 22:42

int main()