#include <stdio.h>
int main(void) {
int i=0;
char s[100];
//ここを編集する
char ture_char='I';
char false_char='1';
while(s[i] !='\0'){
if(s[i]==false_char){
s[i]=ture_char;
}
i++;
}
i=0;
return 0;
}
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