简单的逻辑判断问题

#include <iostream>
#include <fstream>
#include <cmath>
#include <cstdio>
#include <cstring>
#include <limits>
#include <string>
#include <vector>
#include <list>
#include <set>
#include <map>
#include <queue>
#include <stack>
#include <algorithm>
#include <cassert>
 
using namespace std;
 
int main()
{
	int n;	
	scanf("%d", &n);
 
	for (int i = 0; i < n; ++i)
	{
		int r, e, c;
		scanf("%d%d%d", &r, &e, &c);
 
		if (r > e - c)
		{
			printf("do not advertise\n");
		}
		else if (r < e - c)
		{
			printf("advertise\n");
		}
		else
		{
			printf("does not matter\n");
		}
	}
	return 0;  
}