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public class Main { static String evenOrOdd(int n) { if (n % 2 == 0) { return "Even"; } else { return "Odd"; } } static void test(int input, String expected) { String output = evenOrOdd(input); if (output.equals(expected)) { System.out.println("PASS: " + input); } else { System.out.println("FAIL: " + input + " (expected " + expected + ", got " + output + ")"); } } public static void main(String[] args) { test(7, "Odd"); test(4, "Even"); test(0, "Even"); test(13, "Odd"); test(-7, "Odd"); } }
PASS: 7
PASS: 4
PASS: 0
PASS: 13
PASS: -7