import java.util.Scanner;
public class Multiplication {
public static void main(String[] args) {
Scanner scanner=new Scanner(System.in);
System.out.println("乘数是：");
int n1= scanner.nextInt();
System.out.println("被乘数是：");
int n2= scanner.nextInt();
System.out.println("两数相乘的结果是：");
int product=0;
if(n1==0||n2==0){
System.out.println("0");
}else if(n1>0&&n2>0){
for (int i = 0; i < n1; i++) {
product=product+n2;
}
System.out.println(product);
}else if(n1<0&&n2>0){
for (int i = 0; i < n2; i++) {
product=product+n1;
}
System.out.println(product);
}else if(n1<0&&n2<0){
for (int i = 0; i < -n1; i++) {
product=product-n2;
}
System.out.println(product);
}else{
for (int i = 0; i < n1; i++) {
product=product+n2;
}
System.out.println(product);
}
}
}
java-se-master (17).zip （17个子文件） 
java-se-master 作业6 
作业6.iml 423B src Multiplication.java 1KB TimeConversion.java 688B Time.java 121B Money.java 564B out production 作业6 Time.class 2KB Money.class 1KB Multiplication.class 1KB .idea vcs.xml 183B misc.xml 271B modules.xml 254B .gitignore 176B 作业5 DigitalInput.java 642B Mora.java 1KB Lot.java 664B Login.java 686B .gitignore 8B资源评论
