题目跳转

python

import os
import sys# 请在此输入您的代码
print(3)

C

#include <stdio.h>
#include <stdlib.h>int main(int argc, char *argv[])
{printf("%d",3);return 0;
}

C++

#include <iostream>
using namespace std;
int main()
{// 请在此输入您的代码printf("%d",3);return 0;
}

java

import java.util.Scanner;
// 1:无需package
// 2: 类名必须Main, 不可修改public class Main {public static void main(String[] args) {Scanner scan = new Scanner(System.in);System.out.printf("3");scan.close();}
}