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  1. # include <stdio.h>
  2.  
  3. int isPalindrome(char s[]){
  4.  
  5. int len=0;
  6. while(s[len]!='\0'){
  7. len++;
  8. }
  9.  
  10. int halfLen=len/2+len%2;
  11. for(int i=0;i<halfLen;i++){
  12. if(s[i]!=s[len-1]) return 0;
  13.  
  14. len--;
  15. }return 1;}
  16.  
  17. //メイン関数は書き換えなくてよいです
  18. int main(){
  19.     char s[100];
  20.     scanf("%s",s);
  21.     printf("%s -> %d\n",s,isPalindrome(s));
  22.     return 0;
  23. }
  24.  
Success #stdin #stdout 0s 5320KB
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stdin
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girafarig
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girafarig -> 1
https://ideone.com/FyIC0T
language:
C (gcc 8.3)
created:
6 days ago
visibility:
public

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