How can I swap two variables without using a third variable?

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What is reflection in java?

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I run a web server. Am I at risk? : java security

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Input :14000 Output : hundred and fourteen thousand.(wrong) Desired output : fourteen hundred thousand.

2 Answers   Sapient,

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What is the means of java?

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Is java built on c?

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public class Dog { private int weight; public int getweight(){ return weight; } public void SetWeight(int newWeight){ if (newWeight > 0){ weight = newWeight; } } } public class TestDog { public static void main(String[] args) { Dog d = new Dog(); System.out.println("Dog d's weight is " + d.getWeight()); d.setWeight(42); System.out.println("Dog d's weight is " + d.getWeight()); d.setweight(-42); System.out.println("Dog d's weight is " + d.getWeight()); } } class dog is compiled but there is an error in class TestDog when compiled and the error is with dot notations. I want to kmow why there is error in testdog class when compiled.

3 Answers  

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What is an api in java?

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What are messages in java?

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What is lsdou? : java security

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What is the use of lambda functions?

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I get an exception if I remove the static modifier from main?

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