#include<iostream>
#include<conio.h>
#include<stdio.h>
using namespace std;
int main()
{
int num1 = 100 , num2= 300;
cout << num1 << "+" << num2 << "=" << num1+num2 << endl;
cout << num1 << "-" << num2 << "=" << num1-num2 << endl;
cout << num1 << "*" << num2 << "=" << num1*num2 << endl;
cout << num1 << "/" << num2 << "=" << num1/num2 << endl;
provide 0;
}