Module: Arithmetic expressions


Problem

6/7

Exchange of variables

Problem

Given two variables that are entered from the keyboard. It is necessary to interchange the values of these variables: in the variable a, what was previously stored in b should be written, and in the variable b, what was previously stored in a should be written. Then these variables are output, first the variable a, then b
Complete the program with the necessary operators.

time 1000 ms
memory 256 Mb
Rules for program design and list of errors in automatic problem checking

Teacher commentary

Insert the missing code snippets
Java
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import java.util.Scanner;
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public class Main {
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    public static void main(String[] args) {
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        Scanner in = new Scanner(System.in);
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        int a = in.nextInt();
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        int b = in.nextInt();
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        System.out.print(a+" "+b);
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    }
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}

     

Program check result

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