[java]代码库import java.util.*;

public class Main{

public static void main(String[] args) {

Scanner scan = new Scanner(System.in);

String s = scan.nextLine();

String []str = s.split(" ");

int i, j;

for(i = 0; i < str.length; i++) {

if(i != 0)

System.out.print(" ");

if(str[i].equals("true") || str[i].equals("false")) {

System.out.print("boolean");

i++;

System.out.print(" ");

}

int flag = 0;

for(j = 0; j < str[i].length(); j++) {

if(str[i].charAt(j) == '.')

flag = 1;

else if(str[i].charAt(j)>='A' && str[i].charAt(j)<='z')

flag = 2;

}

if(flag == 1)

System.out.print(