代码1
package lesson.l2_for;
//6列4行
//******
//******
//******
//******
public class ForDemo8 {
public static void main(String[] args) {
for (int i=1;i<=4;i++){
for (int j = 1; j <=6 ; j++) {
System.out.print("*");
}
System.out.println();
}
}
}
代码2
package lesson.l2_for;
//打印
//*
//**
//***
//****
//*****
public class ForDemo9 {
public static void main(String[] args) {
for (int i = 1; i <= 5; i++) {
for (int j = 1; j <= i; j++) {
System.out.print("*");
}
System.out.println();
}
}
}
代码2-1
package lesson.l2_for;
//打印
//****
//***
//**
//*
public class ForDemo10