#include<iostream>
#include<cstdlib>
#include<ctime>
#include<stdio.h>
using namespace std;
int main()
{
char s[4]={'+','-','X','/'};
for(int i=0;i<300;i++)
{
int a=rand()%100;
int b=rand()%100;
printf("%d %c %d = \n",a,s[i%4],b);
}
return 0;
}