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  1. #include<iostream>
  2. #include<string.h>
  3. using namespace std;
  4.  
  5. void deDupe(char *a) {
  6. 	int i=0, j=0;
  7. 	int b[256]={0};
  8. 	memset(b, 0, sizeof(b));
  9. 	while(a[i]!='\0') {
  10. 		if(b[a[i]]==0) {
  11. 			b[a[i]]=1;
  12. 			a[j++]=a[i++];
  13. 		} else {
  14. 			i++;
  15. 		}
  16. 	}
  17. 	a[j]='\0';
  18. 	return ;
  19. }
  20.  
  21. int main() {
  22. 	char a[100];
  23. 	scanf("%s",a);
  24. 	deDupe(a);
  25. 	cout<<a<<endl;
  26. 	return 0;
  27. }
Success #stdin #stdout 0.01s 2728KB
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stdin
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kappp*+*&*&ilp
stdout
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kap*+&il
https://ideone.com/CL70l
language:
C++ (gcc 8.3)
created:
14 years ago
visibility:
public

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