Created
March 19, 2016 12:56
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javarush level30.lesson08.home01
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package com.javarush.test.level30.lesson08.home01; | |
public class Pair { | |
private int x; | |
private int y; | |
public Pair(int x, int y) { | |
this.x = x; | |
this.y = y; | |
} | |
@Override | |
public String toString() { | |
return String.format("x=%d, y=%d", x, y); | |
} | |
public void swap() { | |
x = x ^ y; | |
y = x ^ y; | |
x = x ^ y; | |
} | |
} |
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package com.javarush.test.level30.lesson08.home01; | |
/* Swap по-новому | |
В классе Pair реализуйте метод swap, который должен для x, y менять местами их значения. | |
Можно использовать только операции 1)исключающее или, 2) присваивание | |
Не оставляйте комментарии, не меняйте остальной код | |
*/ | |
public class Solution { | |
public static void main(String[] args) { | |
/* expected output | |
x=4, y=5 | |
x=5, y=4 | |
*/ | |
Pair pair = new Pair(4, 5); | |
System.out.println(pair); | |
pair.swap(); | |
System.out.println(pair); | |
} | |
} |
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