Java/ReactionTime.java at main · gulafsh/Java · GitHub

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importjava.util.Scanner;

publicclassReactionTime {
publicstaticvoidmain(String[] args) {
System.out.println("Get Ready");
try {
Thread.sleep(1000);
 } catch (InterruptedExceptione) {
e.printStackTrace();
 }
System.out.println("Set");
try {
Thread.sleep(2223);
 } catch (InterruptedExceptione) {
e.printStackTrace();
 }
System.out.println("Go!!!!!!!!!!!!!");
Scannersc = newScanner(System.in);
longstart = System.currentTimeMillis();
sc.next();
longend = System.currentTimeMillis();
System.out.println(end - start + "ms");
sc.close();
 }
}