A plus b的题解
作者:
c
#include <stdio.h>
int main()
{
int a, b;
scanf("%d%d", &a, &b);
printf("%d", a + b);
return 0;
}
c++
#include <iostream>
using namespace std;
int main()
{
int a, b;
cin >> a >> b;
cout << a + b;
return 0;
}
java
import java.util.Scanner;
public class Hello {
public static void main(String[] argv) {
int a, b;
Scanner sc = new Scanner(System.in);
a = sc.nextInt();
b = sc.nextInt();
System.out.println(a + b);
}
}
JavaScript (v8js)
print(gets().trim().split(' ').map(x => parseInt(x)).reduce((a, b) => a + b, 0));
python3
s = input().split()
print(int(s[0]) + int(s[1]))
python2
s = raw_input().split()
print(int(s[0]) + int(s[1]))
php
<?php
$input = trim(file_get_contents("php://stdin"));
list($a, $b) = explode(' ', $input);
echo $a + $b;
?>
perl
my $in = <STDIN>;
chomp $in;
$in = [split /[\s,]+/, $in];
my $c = $in->[0] + $in->[1];
print "$c\n";
Objective-C
#import <Foundation/Foundation.h>
int main (int argc, const char * argv[]) {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
int a, b;
scanf("%d%d", &a, &b);
//NSLog(@"%d", a+b);
printf("%d", a + b);
[pool drain];
return 0;
}
rust
use std::io;
fn main(){
let mut input=String::new();
io::stdin().read_line(&mut input).unwrap();
let mut s=input.trim().split(' ');
let a:i32=s.next().unwrap()
.parse().unwrap();
let b:i32=s.next().unwrap()
.parse().unwrap();
println!("{}",a+b);
}
C#
using System;
public class APlusB{
private static void Main(){
string[] input = Console.ReadLine().Split(' ');
Console.WriteLine(int.Parse(input[0]) + int.Parse(input[1]));
}
}
VB .net
Imports System
Module APlusB
Sub Main()
Dim ins As String() = Console.ReadLine().Split(New Char(){" "c})
Console.WriteLine(Int(ins(0))+Int(ins(1)))
End Sub
End Module
pascal
var a, b: longint;
begin
readln(a,b);
writeln(a+b);
end.
Go
package main
import "fmt"
func main() {
var a, b int
fmt.Scanf("%d", &a)
fmt.Scanf("%d", &b)
fmt.Println(a+b)
}
Kotlin
fun main() {
val (a, b) = readLine()!!.split(' ').map(String::toInt)
println(a + b)
}
Haskell
main = do
[a, b] <- (map read . words) `fmap` getLine
print (a+b)
Scala: modify the Main name
object Main extends App {
println(scala.io.StdIn.readLine().split(" ").map(_.toInt).sum)
}
BASH
read -a arr
expr ${arr[0]} + ${arr[1]}
JavaScript (Node.js)
const fs = require('fs')
const data = fs.readFileSync('/dev/stdin')
const result = data.toString('ascii').trim().split(' ').map(x => parseInt(x)).reduce((a, b) => a + b, 0)
console.log(result)
process.exit() // 请注意必须在出口点处加入此行
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