package forloop;
public class pattern {
public static void main(string[] args)
{
pattern();
pattern1();
pattern2();
pattern3();
pattern4();
pattern5();
pattern6();
}
private static void pattern6()
{
for (int line=1;line<=9;line++)
{
for(int col=1;col<=9;col++)
{
if((line==9&&col<9)||(line==5&&col<9)||(line==1&&col>1))
system.out.print("* ");
else if(col==1&&line>1)
system.out.print("* ");
else if((line==6||line=7|line=8&&col==9)
system.out.print("* ");
else
system.out.print(" ");
}
system.out.println();
}
}
private static void pattern5()
{
for (int line=1;line<=9;line++)
{
for(int col=1;col<=9;col++)
{
if((line==9&&col<9)||(line==5&&col<9)||(line==1&&col>1))
system.out.print("* ");
else if((line==|||line=3||line=4&&col==1)
system.out.print("* ");
else if((line==6||line=7|line=8&&col==9)
system.out.print("* ");
else
system.out.print(" ");
}
system.out.println();
}
}
private static void pattern4()
{
for (int line=1;line<=9;line++)
{
for(int col=1;col<=9;col++)
{
if((line==5&&col<||col=5|col+line==6)
system.out.print("* ");
else
system.out.print(" ");
}
system.out.println();
}
}
private static void pattern3()
{
for (int line=1;line<=9;line++)
{
for(int col=1;col<=9;col++)
{
if(line==|line==1||||||(line==5)||col=9
system.out.print("* ");
else
system.out.print(" ");
}
system.out.println();
}
}
private static void pattern2()
{
for (int line=1;line<=9;line++)
{
for(int col=1;col<=9;col++)
{
if((line==9&&col>1)||(line==5&&col>1)||(line==1&&col<9))
system.out.print("* ");
else if((line==|||line=3||line=4&&col==9)
system.out.print("* ");
else if((line==6||line=7|line=8&&col==1)
system.out.print("* ");
else
system.out.print(" ");
}
system.out.println();
}
}
private static void pattern1()
{
for (int line=1;line<=9;line++)
{
for(int col=1;col<=9;col++)
{
if(line==||||||||||||||||||||+line==6)
system.out.print("* ");
else
system.out.print(" ");
}
system.out.println();
}
}
private static void pattern()
{
for (int line=1; line<=10;line++)
{
for(int col=1; col<=10; col++) {
system.out.print("* ");
}
system.out.println(" ");
}
}
}
输出：
* * * * * * * * * *
* * * * * * * * * *
* * * * * * * * * *
* * * * * * * * * *
* * * * * * * * * *
* * * * * * * * * *
* * * * * * * * * *
* * * * * * * * * *
* * * * * * * * * *
* * * * * * * * * *
*
* *
* *
* *
* *
*
*
*
* * * * * * * * *
* * * * * * * *
*
*
*
* * * * * * * *
*
*
*
* * * * * * * *
* * * * * * * * *
*
*
*
* * * * * * * * *
*
*
*
* * * * * * * * *
*
* *
* *
* *
* * * * * * *
*
*
*
* * * * * * * *
*
*
*
* * * * * * * *
*
*
*
* * * * * * * *
* * * * * * * *
*
*
*
* * * * * * * *
* *
* *
* *
* * * * * * * *
程序2：
package forloop;
public class shape {
public static void main(string[] args)
{
shape1();
shape2();
shape3();
shape4();
}
private static void shape4()
{
for (int row = 5; row>=1;row--)
{
for(int col=1; col<=row; col++)
{
system.out.print(row+" ");
}
system.out.println();
}
}
private static void shape3()
{
for (int row=1; row<=5;row++)
{
for(int col=1; col<=row; col++)
{
system.out.print(col+" " );
}
system.out.println();
}
}
private static void shape2()
{
for (int row=1; row<=5;row++)
{
for(int col=1; col<=row; col++)
{
system.out.print("* ");
}
system.out.println();
}
}
private static void shape1()
{
for (int row = 5; row>=1;row--)
{
for(int col=1; col<=row; col++)
{
system.out.print("* ");
}
system.out.println();
}
}
}
输出：
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 1 1 2 1 2 3 1 2 3 4 1 2 3 4 5 5 5 5 5 5 4 4 4 4 3 3 3 2 2 1
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