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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n;
  6. 	string str;
  7.  
  8. 	cin>>n>>str;
  9.  
  10. 	for(int i=1;i<str.length();i++){
  11. 		if(str[i]=='J')
  12. 			cout<<str[i-1]<<'\n';
  13. 	}
  14.  
  15. 	return 0;
  16. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin
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5
JJJJJ
stdout
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J
J
J
J
https://ideone.com/Sps5Wb
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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