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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int myStrlen(char s[]){
  5.     int i;
  6.     for(i=0;s[i]!='\0';i++);
  7.     return i;
  8. }
  9.  
  10. char *setPalindrome(char s[]){
  11. 	char *tmp;
  12. 	int j,k,n;
  13. 	j = myStrlen(s);
  14. 	tmp = (char *)malloc(sizeof(char)*2*j+1);
  15.  
  16. 	for(n = 0; n != '\n'; n++){
  17. 		tmp[n] = s[n];
  18. 	}
  19. 	for(k = 0; k < j; k++){
  20. 		tmp[2*j-k-1] = tmp[k];
  21. 	}
  22.  
  23. 	return tmp; 
  24. }
  25.  
  26.  
  27. int main(){
  28.     int i;
  29.     char nyuryoku[1024]; //入力
  30.     char *kaibun;   //回文を受け取る
  31.     scanf("%s",nyuryoku);
  32.     kaibun = setPalindrome(nyuryoku);
  33.     printf("%s\n  -> %s\n",nyuryoku,kaibun);
  34.     free(kaibun);
  35.     return 0;
  36. }
  37.  
Success #stdin #stdout 0s 5280KB
comments (?)
stdin
copy 
abcd
stdout
copy 
abcd
  -> abcddcba
https://ideone.com/glqDqP
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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