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  1. # include <stdio.h>
  2.  
  3. int isPalindrome(char s[]){
  4.     int i, len = 0;
  5.  
  6.     while(s[len] != '\0'){
  7.         len++;
  8.     }
  9.  
  10.     for(i = 0; i < len / 2; i++){
  11.         if(s[i] != s[len - 1 - i]){
  12.             return 0;
  13.         }
  14.     }
  15.  
  16.     return 1;
  17. }
  18.  
  19. //メイン関数は書き換えなくてよいです
  20. int main(){
  21.     char s[100];
  22.     scanf("%s",s);
  23.     printf("%s -> %d\n",s,isPalindrome(s));
  24.     return 0;
  25. }
  26.  
Success #stdin #stdout 0s 5308KB
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stdin
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girafarig
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girafarig -> 1
https://ideone.com/P2PqEl
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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