Question
What is the output of the following Java code? Â Â public class LoopTest { Â Â Â Â public static void main(String[] args) { Â Â Â Â Â Â int x = 0; Â Â Â Â Â Â while (x < 5) { Â Â Â Â Â Â Â Â x++; Â Â Â Â Â Â Â Â if (x == 3) { Â Â Â Â Â Â Â Â Â Â break; Â Â Â Â Â Â Â Â } Â Â Â Â Â Â } Â Â Â Â Â Â System.out.println(x); Â Â Â Â } Â Â }
Solution
Initial: x = 0 Â Â Loop 1: x < 5 (0 < 5) is true. x becomes 1. x == 3 (1 == 3) is false. Â Â Loop 2: x < 5 (1 < 5) is true. x becomes 2. x == 3 (2 == 3) is false. Â Â Loop 3: x < 5 (2 < 5) is true. x becomes 3. x == 3 (3 == 3) is true. break executes. Â Â The loop terminates. System.out.println(x) prints 3.
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