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  1. #include <cstdio>
  2. #include <string>
  3. #include <string.h>
  4.  
  5. using namespace std;
  6.  
  7. char s[100005];
  8.  
  9. int main() {
  10. 	scanf("%s",s);
  11. 	int l = strlen(s);
  12. 	int count = 0;
  13. 	for(int i=0;i<l;i++){
  14. 		if(s[i]=='1') count++;
  15. 	}
  16. 	if(count!=l){
  17. 		bool flag1 = 0;
  18. 		bool flag = 0;
  19. 		int i=0;
  20. 		for(;i<l && s[i]=='0';i++) printf("0");
  21. 		for(;i<l && s[i]=='1';i++) printf("1");
  22. 		i++;
  23. 		for(;i<l;i++) printf("%c",s[i]);
  24. 	}else{
  25. 		for(int i=1;i<l;i++){
  26. 			printf("%c",s[i]);
  27. 		}
  28. 	}
  29. 	return 0;
  30. }
Success #stdin #stdout 0s 16160KB
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stdin
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110010
stdout
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11010
https://ideone.com/JUyawc
Codeforces 258A - Little Elephant and Bits
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
secret

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