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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n,cnt=0;
  6. 	cin>>n;
  7. 	string s; cin>>s;
  8. 	for(int i=0 ; i<s.length() ; ++i){
  9. 		if(s[i]>='A' && s[i]<='Z')s[i]+=32;
  10. 	}
  11. 	sort(s.begin() , s.end());
  12. 	char c='a';
  13. 	for(int i=0 ; i<s.length() ; ++i){
  14. 		if(s[i]==c){
  15. 			c=c+1;
  16. 			cnt++;
  17. 		}
  18. 	}
  19. 	if(cnt==26)cout<<"YES";
  20. 	else
  21. 	cout<<"NO";
  22. 	return 0;
  23. }
Success #stdin #stdout 0s 5524KB
comments (?)
stdin
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12
toosmallword
stdout
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NO
https://ideone.com/LbYNLT
language:
C++14 (gcc 8.3)
created:
2 years ago
visibility:
public

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