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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.  
  6. int n; cin >>n;
  7. string s; cin>>s;
  8.  
  9. int c=0;
  10. for(int i=0;i<n;i++){
  11. 	if((s[i]-'0')==1 && c==0){
  12. 		cout<<s[i];
  13. 		c++;}
  14. 	else if((s[i]-'0')==1 && c==1)
  15. 		continue;
  16. 	else cout<<s[i];
  17.  
  18. }
  19. 	return 0;
  20. }
Success #stdin #stdout 0s 4464KB
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stdin
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4
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stdout
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100
https://ideone.com/IXsemB
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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