#includestdio.h#includemath.hvoid main(){float a=15,b=20,c;c=hypot(a,b);printf("%f",c);}
public class Kulls {public Kulls(int swt){if(swt == 1)System.out.println("Light is ON");elseSystem.out.println("Lights are OFF ");}public static void main(String[] args) {Kulls ck = new Kulls(1);Kulls ckk = new Kulls();}}