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  1.  
  2. char *test (char *str);
  3. int main() {
  4.     register char *str = "Hello World";
  5.     char *ans;
  6.     ans = test(str);
  7.     if(!ans)
  8.         return 1;
  9.     free(ans);
  10.     return 0;
  11. }
  12. char *test(char *str) {
  13.  
  14.          char *str1 ;
  15.          char *str2;
  16.          char *str3;
  17.          str1 = malloc(strlen(str) + 5);
  18.          str2 = str;
  19.          str3 = str1;
  20.          *str3++ = '\b';
  21.          *str3++ = '\b';
  22.          while(*str2)
  23.              *str3++ = *str2++;
  24.          *str3++ = '\f';
  25.          *str3++ = '\f';
  26.          *str3 = '\0';
  27.          return (str1);
  28. }
  29.  
Success #stdin #stdout 0s 2284KB
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stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/HIXyMs
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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