四则运算测试

#include<iostream>
#include<stdlib.h>
using namespace std;
#define  MAX 10000
#include <ctime>
#include <cstdlib>
void display()
{
    char q[4][2]={"+","-","*","/"};
    int a,b,k,m,n,o,p;
    cout<<"请输入定制数量"<<endl;
    cin>>k;//定制数量
    cout<<endl;
    cout<<"请输入数值范围(如 10 50)"<<endl;
    cin>>m>>n;
    cout<<endl;//数值范围
    cout<<"0.无乘除法"<<endl;
    cout<<"1.有乘除法"<<endl;
    cin>>o;//有无乘除 0 无 1有
    cout<<endl;
    if(o!=0||o!=1)
    {
        cout<<"输入错误，重新输入"<<endl;
        cout<<"0.无乘除法"<<endl;
        cout<<"1.有乘除法"<<endl;
        cin>>o;
        cout<<endl;

    }
    if(m<n)
    {
        int temp=n;
        n=m;
        m=temp;
    }
    if(o!=0&&o==1)
    {
        cout<<endl;
        cout<<"0.无余数"<<endl;
        cout<<"1.有余数"<<endl;
        cin>>p;//有无余数 0无 1有
    }
    int d[MAX][3];
    srand(time(0));  
    for(int i=0;i<k;i++)
    {
        d[i][0]=rand()%(m-n)+n;
        d[i][1]=rand()%(m-n)+n;
        d[i][2]=rand()%(m-n)+n;
        a=rand()%4;
        b=rand()%4;
        if(o==1)
        {
            a=rand()%4;
            b=rand()%4;
        }
        else
        {
            a=rand()%2;
            b=rand()%2;
        }
        if(o==0)
        {
            cout<<"第"<<i+1<<"道题:"<<d[i][0]<<q[a]<<d[i][1]<<q[b]<<d[i][2]<<"="<<endl;
        }
        else if(p==0)
        {
            if(((d[i][0]%d[i][1]==0&&a==3)&&(d[i][1]%d[i][2]==0&&b==3))||(d[i][0]%d[i][1]==0&&a==3)||(d[i][1]%d[i][2]==0&&b==3))
                cout<<"第"<<i+1<<"道题:"<<d[i][0]<<q[a]<<d[i][1]<<q[b]<<d[i][2]<<"="<<endl;
            else
                i=i-1;
        }
        else
            cout<<"第"<<i+1<<"道题:"<<d[i][0]<<q[a]<<d[i][1]<<q[b]<<d[i][2]<<"="<<endl;
        
    }
    
}
int main()
{
    display();
    return 0;
}

 实验截图

    
实验总结：输入0和1时程序正常运行，输入的不是0和1时提示有错误重新输入。通过本次测试发现程序还不够完善，以后做好程序后都要进行测试把有缺陷的地方找出来完善。