#include <stdio.h>
//課題1のコメントに好きなソフトウェア 動画編集ソフト Aviutl
int main(void) {
int i;
char s[100];
for(i=0;s[i]!='\0';i++){
if('1'==s[i])
s[i] = 'I';
}
return 0;
}
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