public class Main {
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
if(scan.hasNextLine()){
String str=scan.nextLine();
String target=scan.nextLine();
String [] arr = str.split(" ");
str = str.replace(" ","");
str = str.replace(target," "+target+" ");
for (int i = 0; i < arr.length; i++) {
if(str.indexOf(arr[i])!=-1){
str = str.replace(arr[i]," "+arr[i]+" ");
}
}
str = str.replace(" "," ");
str = str.substring(1);
System.out.println(str);
}
}
}
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