Pinta-ala

#include <iostream>

typedef long long ll; 

using namespace std;

void pinta() {
	ll a, b;
	cin >> a >> b;
	if (b - a > 2) cout << "YES\n";
	else cout << "NO\n";
}

int main() {
	int t; 
	cin >> t;
	for (int i = 0; i < t; i++) pinta();
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: WRONG ANSWER

Test 3

Verdict: WRONG ANSWER