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  1. # include <stdio.h>
  2.  
  3. int isPalindrome(char s[]){
  4. 	int len = 0;
  5. 	int left, right;
  6.  
  7. 	while (s[len] != '\0') {
  8. 		len++;
  9. 	}
  10.  
  11. 	left = 0;          
  12. 	right = len - 1;   
  13.  
  14. 	while (left < right) {
  15. 		if (s[left] != s[right]) {
  16. 			return 0;
  17. 		}
  18. 		left++; 
  19. 		right--; 
  20. 	}
  21.  
  22. 	return 1;
  23. }
  24.  
  25. int main(){
  26.     char s[100];
  27.     scanf("%s",s);
  28.     printf("%s -> %d\n",s,isPalindrome(s));
  29.     return 0;
  30. }
Success #stdin #stdout 0s 5320KB
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stdin
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girafarig
stdout
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girafarig -> 1
https://ideone.com/0eOqFk
language:
C (gcc 8.3)
created:
16 hours ago
visibility:
public

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