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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 a=myStrlen(s);
  13. 	tmp=(char*)malloc(sizeof(char)*(a*2));
  14.     int i;
  15. 	for(int i=0; i<a; i++){
  16. 		tmp[i]=s[i];
  17. 	}
  18. 	int b=a;
  19. 	for(int j=b; j<b*2; j++){
  20. 		tmp[j]=s[a-1];
  21. 		a--;
  22. 	}
  23. 	return tmp;
  24. }
  25.  
  26.  
  27. int main(){
  28.     int i;
  29.     char nyuryoku[1024];
  30.     char *kaibun;
  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 5268KB
comments (?)
stdin
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abcd
stdout
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abcd
  -> abcddcba
https://ideone.com/zxmpE0
language:
C (gcc 8.3)
created:
3 hours ago
visibility:
public

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