【计理01组02号】程序流程之分支
作者:互联网
if-then 语句
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import java.util.Scanner;
public class Main1{
public static void main (String[] args) {
Scanner scan=new Scanner(System.in);
System.out.print("The number is:");
int n=scan.nextInt();
if(n>0)
System.out.println("The number is positive");
else
System.out.println("The number is zero or negative");
}
}
相等运算符
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import java.util.Scanner;
public class Main1{
public static void main (String[] args) {
Scanner scan=new Scanner(System.in);
System.out.println("The number a is:");
int a=scan.nextInt();
System.out.println("The number b is:");
int b=scan.nextInt();
if(a==b)
System.out.println("The two numbers are equal");
else
System.out.println("The two numbers are not equal");
}
}
switch语句
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import java.util.Scanner;
public class Main1{
public static void main (String[] args) {
Scanner scan=new Scanner(System.in);
System.out.println("Please choose your number:0,1,2");
int number=scan.nextInt();
switch(number) {
case 0: System.out.println("0");
case 1: System.out.println("1");
case 2: System.out.println("2");
}
}
}
标签:02,01,Scanner,scan,System,程序流程,number,println,out 来源: https://www.cnblogs.com/yyyyfly1/p/15743452.html