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  1. #include <stdio.h>
  2.  
  3.  
  4. long long int dp[36] = {1};
  5.  
  6. int main(){
  7. 	int n;
  8. 	scanf("%d", &n);
  9.  
  10. 	dp[0] = 1;
  11. 	dp[1] = 1;
  12.  
  13.  
  14.  
  15. 	int k = 0;
  16. 	for(int i = 2; i <= 35; i++){
  17. 		k = i / 2;
  18. 		while(k){
  19. 			dp[i] += 2* dp[i-k] * dp[k-1];
  20. 			k--;
  21. 		}
  22. 		k = i/2;
  23. 		if(i % 2 == 1) dp[i] += (dp[k] * dp[k]);
  24.  
  25.  
  26.  
  27. 	}
  28.  
  29. 	printf("%lld", dp[n]);
  30. 	return 0;
  31. }
Success #stdin #stdout 0s 5376KB
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stdin
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35
stdout
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3116285494907301262
https://ideone.com/8VBHS9
language:
C++14 (gcc 8.3)
created:
1 year ago
visibility:
public

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