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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4.     int i;
  5.     char s[100];
  6.     scanf("%s", s);
  7.     printf("%s\n  -> ", s);
  8.  
  9.     // ここを編集
  10.     for(i = 0; s[i] != '\0'; i++) {
  11.         if(s[i] == '1') {
  12.             s[i] = 'I';  // '1' を 'I' に置換
  13.         }
  14.     }
  15.  
  16.     printf("%s\n", s);
  17.     return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5280KB
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  ->
https://ideone.com/CrNsDd
language:
C (gcc 8.3)
created:
5 days ago
visibility:
public

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