This program is in java language

class SimpleLocation public double lat; public double lon; public SimpleLocation (double latin, double lonIn) { this.lat = latin; this.lon - lonIn; 1 } public class Location Tester public static void main(String[] args) { double lat = -15.5; SimpleLocation lima = new SimpleLocation (lat, -77.0); lat = -12.0; System.out.println(lima.lat); } } class SimpleLocation public double lat; public double lon; public SimpleLocation (double latin, double lon In) { this.lat = latin; this.lon = lonIn; ) ] public class LocationTester { public static void main(String[] args) { double lat = -15.5; SimpleLocation lima = new SimpleLocation (lat, -77.0); lat = -12.0; System.out.println(lima. lat); } } Parta) What will be the stack layout during and after execution of this program? Part b) What will be the output of the given program