package second_exer;
import java.awt.*;
import java.util.*;
import javax.swing.*;
public class MyStopWatch {
public static void main(String[] args) {
System.out.println("1.start\n" + "2.stop\n" + "3.suspend\n" + "4.resume\n" + "5.split Time\n");
while (true) {
Scanner sc = new Scanner(System.in);
int control = sc.nextInt();
switch (control) {
case 1:
if (!start()) {
System.out.println("错误:可能已经计时!");
}
break;
case 2:
if (!stop()) {
System.out.println("错误:可能未开始计时!");
}
break;
case 3:
if (!suspend()) {
System.out.println("错误:可能已经暂停/未开始!");
}
break;
case 4:
if (!resume()) {
System.out.println("错误:可能并未暂停/开始!");
}
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