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  1. #include<stdio.h>
  2. #include<string.h>
  3. void printChars(char *p,char *q);
  4. int main()
  5. {
  6. 	char a[99];
  7. 	int n;
  8. 	scanf("%s",a);
  9. 	char *p= NULL,*q=NULL,*x;
  10. 	p=&a[0];
  11. 		q=&a[0];
  12. 	n=strlen(a);
  13. 	x=&a[0]+(n-1);
  14.  
  15. 	for(int i=0;i<=(n-1);i++)
  16. 	{
  17. 		if(*x==*q)
  18. 		{
  19. 			x--;
  20. 			q++;
  21. 		}
  22. 		else
  23. 		{
  24. 			q--;
  25. 			break;
  26. 		}
  27. 	}
  28. 	x=&a[0]+(n-1);
  29. 	if(*p!=*x)
  30. 	printf("0");
  31. 	printChars(p,q);
  32. 	return 0;
  33. }
  34. void printChars(char *p, char *q)
  35. {
  36. 	if (p==NULL){
  37.     	printf("0");
  38. 	}
  39. 	else{
  40.     	while(p <= q){
  41.         	printf("%c",*p);
  42.        		p++;
  43.     	}
  44. 	}
  45. }
  46.  
Success #stdin #stdout 0s 2252KB
comments (?)
stdin 
aabbobbaa
stdout 
aabbobbaa
https://ideone.com/SczMu2
language:
C99 (gcc 8.3)
created:
11 years ago
visibility:
public

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