＜c++工具＞ 简易计算器 喜欢的关注~

#include<bits/stdc++.h>
using namespace std;
double a,b;
int sum;
int main(){
	//开始
	printf("                                           Cyberia计算器1.0版\n\n");
	
	//AI时间
	while(1){
		sum++;
		printf("                                                ");
		cout<<"第"<<sum<<"次"<<endl;
		printf("                                              ");
		cout<<"请输入2个数"<<endl;
		printf("                                            ");
		cin>>a>>b;
		//输入
		cout<<endl;
		printf("                                            ");
		cout<<"答:"<<endl;
		//回答----
		printf("                                            ");
		cout<<a<<"+"<<b<<"="<<a+b<<endl;
		//加
		printf("                                            ");
		cout<<a<<"-"<<b<<"="<<a-b<<endl;
		//减
		printf("                                            ");
		cout<<a<<"*"<<b<<"="<<a*b<<endl;
		//乘
		printf("                                            ");
		cout<<a<<"/"<<b<<"=";
		printf("%.2lf\n\n",a/b);
		//除

	}
	
	
	return 0;
}