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  1. #include <cstring>
  2. #include <cmath>
  3. #include <algorithm>
  4. #include <cstdlib>
  5. #include <cstdio>
  6. #include <iostream>
  7. #include <fstream>
  8. #include <queue>
  9.  
  10. #define rep(i, l, r) for(int i = l; i <= r; i++)
  11. #define down(i, l, r) for(int i = l; i >= r; i--)
  12. #define MS 1234
  13. #define MAX 1037471823
  14.  
  15. using namespace std;
  16.  
  17. int t, n, m, a, b, c;
  18.  
  19. int main()
  20. {
  21. 	scanf("%d", &t);
  22. 	while (t-- > 0) 
  23. 	{
  24. 		scanf("%d", &n);
  25. 		a = b = c = 0;
  26. 		rep(i, 1, n) 
  27. 		{
  28. 			scanf("%d", &m);
  29. 			if (m == 1) a++; else b++;
  30. 			c = c ^ m;
  31. 		}
  32. 		if ((c > 0 && (b > 0)) || (c == 0 && (b == 0))) printf("John\n"); else printf("Brother\n");
  33. 	}
  34. }
Success #stdin #stdout 0s 3344KB
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John
https://ideone.com/iM3rcs
BZOJ 1022
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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