import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Main {
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String s;
while ((s=br.readLine())!=null){
String[] str=s.split(" ");
for (int i = 0; i < str[0].length(); i++) {
System.out.print(str[0].charAt(i));
}
for (int i = 0; i < str[1].length(); i++) {
System.out.print(str[1].charAt(i));
}
System.out.println();
}
}
}
import java.util.Scanner;
import java.util.ArrayList;
public class Main{
public static void main(String[] args){
char[] ch = new Scanner(System.in).nextLine().toCharArray();
ArrayList al = new ArrayList();
for(int i=0;i<ch.length;i++){
if(' ' != ch[i]){
al.add(ch[i]);
}
}
for(int i=0;i<al.size();i++){
System.out.print(al.get(i));
}
}
}
运行时间:32ms
占用内存:10812k
import java.util.Scanner;
/**
* @author Allen_Hua
* @create_time 创建时间:May 12, 2018 9:12:50 PM 类说明
*/
public class Main {
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
while (scan.hasNext()) {
String str = scan.nextLine();
System.out.println(str.replaceAll(" ", ""));
}
}
}