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  1. #include <iostream>
  2. #include <cstdio>
  3. #include <algorithm>
  4. #include <set>
  5. #include <cstring>
  6. using namespace std;
  7. int const mx = 6666;
  8. set <unsigned long long> f;
  9. unsigned long long fib[mx + 10];
  10. char s[mx + 1];
  11. int main(){
  12. //	freopen("input.txt", "r", stdin);
  13. //	freopen("output.txt", "w", stdout);
  14. 	fib[0] = 0;
  15. 	fib[1] = 1;
  16. 	f.insert(1);
  17. 	f.insert(0);
  18. 	int i;
  19. 	for (i = 2; i <= mx; i++){
  20. 		fib[i] = fib[i - 1] + fib[i - 2];
  21. 		f.insert(fib[i]);
  22. 	}
  23. 	int tc;
  24. 	cin>>tc;
  25. 	while (tc--){
  26. 		unsigned long long n = 0, ten = 10;
  27. 		cin>>s;
  28. 		int len = strlen(s);
  29. 		for (i = 0; i <	len; i++){
  30. 			char q = s[i];
  31. 			unsigned long long a = q - '0';
  32. 			n = n * ten + a;
  33. 		}
  34. 		if (f.find(n) == f.end()) printf("NO\n");
  35. 		else printf("YES\n");
  36. 	}
  37. 	return 0;
  38. } 
  39.  
Success #stdin #stdout 0s 3664KB
comments (?)
stdin
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1
10256117644121029666
stdout
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YES
https://ideone.com/GLjOzF
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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