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  1. # include <stdio.h>
  2.  
  3. int isPalindrome(char s[]){
  4. 	int i;
  5. 	int len=0;
  6. 	for(i=0;s[i]!='\0';i++){
  7. 		len++;
  8. 	}
  9. 	int lef=0;
  10. 	int rig=len-1;
  11. 	while(lef<rig){
  12. 		if(s[lef]==s[rig]){
  13. 			lef++;
  14. 			rig--;
  15. 		}
  16. 		else return 0;
  17. 	}
  18. 	return 1;
  19. }
  20.  
  21. //メイン関数は書き換えなくてよいです
  22. int main(){
  23.     char s[100];
  24.     scanf("%s",s);
  25.     printf("%s -> %d\n",s,isPalindrome(s));
  26.     return 0;
  27. }
  28.  
Success #stdin #stdout 0.01s 5292KB
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stdin
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girafarig
stdout
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girafarig -> 1
https://ideone.com/sbYEjP
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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