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  1. #include <bits/stdc++.h>
  2. using namespace std; 
  3.  
  4. unsigned long int catalanNumber (unsigned int n ) { 
  5.     unsigned long int dp[n+1]; 
  6.     dp[0] = dp[1] = 1; 
  7.     for (int i=2; i<=n; i++) { 
  8.         dp[i] = 0; 
  9.         for (int j=0; j<i; j++) 
  10.             dp[i] += dp[j] * dp[i-j-1]; 
  11.     } 
  12.     return dp[n]; 
  13. } 
  14. int main() {
  15. 	int t; cin >> t;
  16. 	while(t--) {
  17. 		unsigned int n;
  18. 		cin >> n;
  19. 		cout << catalanNumber(n) << endl;
  20. 	}
  21. 	return 0;
  22. }
Time limit exceeded #stdin #stdout 5s 4544KB
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https://ideone.com/o4aQwh
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
public

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