#include<iostream>
#include<ctime>
#include<stdlib.h>
using namespace std;
int main()
{
	srand(time(0));
	cout<<rand()%10<<"+"<<rand()%10<<"="<<end1; 
	cout<<rand()%10<<"+"<<rand()%10<<"="<<end1; 
	cout<<rand()%10<<"+"<<rand()%10<<"="<<end1; 
	cout<<rand()%10<<"+"<<rand()%10<<"="<<end1; 
	return 0;
}