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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. using ll = long long;
  5.  
  6. void solve() {
  7. 	ll x, y;
  8. 	cin >> x >> y;
  9. 	if (x - y != 1) {
  10. 		cout << "YES" << endl;
  11. 	} else cout << "NO" << endl;
  12. }
  13.  
  14. int main() {
  15. 	int t;
  16. 	cin >> t;
  17. 	while (t--) solve();
  18. }
Success #stdin #stdout 0s 5280KB
comments (?)
stdin
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4
100 98
42 32
1000000000000000000 1
41 40
stdout
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YES
YES
YES
NO
https://ideone.com/gKrqB8
language:
C++14 (gcc 8.3)
created:
11 days ago
visibility:
public

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