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  1. #include <bits/stdc++.h>
  2. typedef long long ll;
  3. using namespace std;
  4.  
  5. int main() {
  6. 	int n, x, y, idx, d, m, mn, mx;
  7. 	int t;
  8. 	scanf("%d", &t);
  9.  
  10. 	while(t--) {
  11. 		scanf("%d%d%d", &n, &x, &y);
  12. 		idx = -1, mn = 1e9, mx = -1;
  13. 		for(int i=0; i<n; ++i) {
  14. 			scanf("%d%d", &d, &m);
  15. 			if(d <= x && m >= y) {
  16. 				if(d < mn || mn == d && m > mx) {
  17. 					idx = i + 1;
  18. 					mn = d;
  19. 					mx = m;
  20. 				} 
  21. 			}
  22. 		}
  23. 		printf("%d\n", idx);
  24. 	}
  25. 	return 0;
  26. }
Success #stdin #stdout 0s 4548KB
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stdin
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2
3 5 3
4 2
7 1
5 7
4 4 6
3 7
3 8
2 4
5 2
stdout
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3
2
https://ideone.com/bF0axw
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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