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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. int n,arr[200050],minn=INT_MAX;
  4. string s;
  5. int main(){
  6. 	cin>>n;
  7. 	cin>>s;
  8. 	s='0'+s;
  9. 	for(int i=1;i<=n;i++){
  10. 		cin>>arr[i];
  11. 	}
  12. 	for(int i=1;i<=n;i++){
  13. 		if(s[i]=='R' && s[i+1]=='L'){
  14. 			minn=min((arr[i+1]-arr[i])/2,minn);
  15. 		}
  16. 	}
  17. 	if(minn==INT_MAX){
  18. 		cout<<-1;
  19. 		return 0;
  20. 	}
  21. 	cout<<minn;
  22. 	return 0;
  23. }
Success #stdin #stdout 0.01s 5336KB
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https://ideone.com/ptDKmq
language:
C++ (gcc 8.3)
created:
5 hours ago
visibility:
public

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