C語(yǔ)言

#include <stdio.h>
#include <string.h>

int main() {

    char str[1000];
    //scanf("%s", str);//輸入的字符串中間不能有空格
    //int len = strlen(str);
    //printf("%d", len);
    fgets(str, 100, stdin);//輸入的字符串可有空格
    int len = strlen(str);
    printf("%s", str);
    printf("%d", len);
    return 0;
}

Java

import java.util.*;
 
public class Main
{
    public static void main(String[] args)
    {//輸入一組數(shù)據(jù)并輸出
        Scanner in = new Scanner(System.in);
        String s = in.nextLine();
        System.out.println(s);
    //輸入多組數(shù)據(jù)并輸出
       Scanner sc = new Scanner(System.in); 
       String str; 
       while(sc.hasNextLine()) { 
             str = sc.nextLine(); 
             System.out.printf("%s\n",str); 
    }
}

Python

//輸入一組數(shù)據(jù)并輸出 ,輸入的數(shù)據(jù)中間可以有空格
variable = raw_input("input please:")
//raw_input讀入的是字符串形式
//若想將讀入的字符串轉(zhuǎn)換為int型，可以如下操作
variable_int = int(raw_input("input please:"))
print (variable)