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  1. #include <iostream>
  2. #include <cstdlib>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8. 	const long n = 2025;
  9. 	long dp [n] [n];
  10. 	dp [1] [1] = 1;
  11. 	for(long i = 2; i < n; ++i)
  12. 	{
  13. 		dp [1] [i] = dp [1] [i - 1] + i;
  14. 		dp [i] [1] = dp [i - 1] [1] + i;
  15. 	}
  16. 	for(long i = 2; i < n; ++i)
  17. 		for(long j = 2; j < n; ++j)
  18. 	        dp [i] [j] = dp [i - 1] [j] + dp [i] [j - 1] - dp [i - 1] [j - 1] + i * j;
  19. 	int k = 0, l = 0;
  20. 	long delta = 2000001;
  21. 	for(long i = 1; i < n; ++i)
  22. 		for(long j = 1; j < n; ++j)
  23. 			if(abs(2000000 - dp [i] [j]) < delta)
  24. 			{
  25. 				k = i;
  26. 				l = j;
  27. 				delta = abs(2000000 - dp [k] [l]);
  28. 			}
  29. 	cout << k * l << ' ' << dp [k] [l] << endl;
  30. 	return 0;
  31. }
Runtime error #stdin #stdout 0.01s 2676KB
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Standard output is empty
https://ideone.com/evnFcM
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

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