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  1. #include<stdio.h>
  2. #include<string.h>
  3. #include<iostream>
  4. using namespace std;
  5. char a[100];
  6. int n;
  7. void call(int mask,int sum)
  8. {
  9. 	int i,temp=0;
  10. 	if(mask==(1<<n)-1) 
  11. 	{
  12. 		cout<<sum<<endl;
  13. 		return;
  14. 	}
  15.  
  16. 	for(i=0;i<n;i++)
  17. 	{
  18. 		if(i>0 && a[i-1]==a[i] && (mask&(1<<(i-1)))==0) continue;
  19.  
  20. 		if((mask&(1<<i))==0)
  21. 		{
  22. 		    call((mask|(1<<i)),(sum*10+a[i]-'0'));		
  23. 		}
  24. 	}
  25. }
  26. int main()
  27. {
  28. 	scanf("%s",&a);
  29. 	n=strlen(a);
  30. 	call(0,0);
  31. 	return 0;
  32. }
Success #stdin #stdout 0s 3300KB
comments (?)
stdin
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1323
stdout
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https://ideone.com/2SZyGh
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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