#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;
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