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  1. # include <stdio.h>
  2.  
  3. int isPalindrome(char s[]){
  4. 	int left=0;
  5. 	int right=strlen(s)-1;
  6.  
  7. 	while(left<right){
  8. 		if(s[left]!=s[right]){
  9. 			return 0;
  10. 		}
  11. 		left++;
  12. 		right--;
  13. 	}
  14. 	return 1;
  15.  
  16. }
  17.  
  18. //メイン関数は書き換えなくてよいです
  19. int main(){
  20.     char s[100];
  21.     scanf("%s",s);
  22.     printf("%s -> %d\n",s,isPalindrome(s));
  23.     return 0;
  24. }
  25.  
Success #stdin #stdout 0s 5304KB
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Standard input is empty
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 -> 1
https://ideone.com/iIRjJ5
language:
C (gcc 8.3)
created:
12 hours ago
visibility:
public

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