Program 1:
package Forloop;
public class PatternV
{
public static void main(String[] args)
{
patternV();
}
private static void patternV()
{
for (int line=1; line<=9;line++)
{
for(int col=1; col<=9; col++)
{
if((line==col || line+col==10) && line<=5)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println();
}
}
}
------------------------------------------------------------------
OUTPUT:
* *
* *
* *
* *
*
Program 2:
package Forloop;
public class PatternI
{
public static void main(String[] args)
{
patterni();
}
private static void patterni()
{
for (int line=1; line<=9;line++)
{
for(int col=1; col<=9; col++)
{
if (line==1 || col==5 || line==9)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println();
}
}
}
--------------------------------------------------------------------
OUTPUT:
* * * * * * * * *
*
*
*
*
*
*
*
* * * * * * * * *
Program 3:
package Forloop;
public class PatternM
{
public static void main(String[] args)
{
patternM();
}
private static void patternM()
{
int line;
for ( line=1; line<=9;line++)
{
for (int col=1; col<=9;col++)
{
if (col==1 || col==9)
System.out.print("* ");
else if((line==col || line+col==10)&&line<=5)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println();
}
}
}
--------------------------------------------------------------------
OUTPUT:
* *
* * * *
* * * *
* * * *
* * *
* *
* *
* *
* *
Program 4:
package Forloop;
public class PatternA
{
public static void main(String[] args)
{
patternA();
}
private static void patternA()
{
for (int line=1; line<=9;line++)
{
for(int col=1; col<=9; col++)
{
if((line==col || line+col==10) && 5<=line)
System.out.print("* ");
else if( (line==7 ||col==3||col==4|| col==5)&& 7==line)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println();
}
}
}
--------------------------------------------------------------------
OUTPUT:
*
* *
* * * * * * * * *
* *
* *
Program 5:
package Forloop;
public class PatternL
{
public static void main(String[] args)
{
patternL();
}
private static void patternL()
{
int line;
for ( line=1; line<=9;line++)
{
for (int col=1; col<=9;col++)
{
if (col==1 || line==9)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println();
}
}
}
--------------------------------------------------------------------
OUTPUT:
*
*
*
*
*
*
*
*
* * * * * * * * *
Program 6:
package Forloop;
public class PatternD {
public static void main(String[] args)
{
patternD();
}
private static void patternD()
{
for (int line=1; line<=10;line++)
{
for(int col=1; col<=10; col++)
{
if(col==3||col==10)
System.out.print("* ");
else if(line==10 || line==1)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println(" ");
}
}
}
--------------------------------------------------------------------
OUTPUT:
* * * * * * * * * *
* *
* *
* *
* *
* *
* *
* *
* *
* * * * * * * * * *
Program 7:
package Forloop;
public class PatternE {
public static void main(String[] args)
{
patternE();
patternV();
patterni();
}
private static void patterni()
{
for (int line=1; line<=9;line++)
{
for(int col=1; col<=9; col++)
{
if (line==1 || col==5 || line==9)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println();
}
}
private static void patternV()
{
for (int line=1; line<=9;line++)
{
for(int col=1; col<=9; col++)
{
if((line==col || line+col==10) && line<=5)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println();
}
}
private static void patternE()
{
for (int line=1; line<=10;line++)
{
for(int col=1; col<=10; col++)
{
if(line==1||col==1||line==10||line==5)
System.out.print("* ");
}
System.out.println(" ");
}
}
}
--------------------------------------------------------------------
OUTPUT:
* * * * * * * * * *
*
*
*
* * * * * * * * * *
*
*
*
*
* * * * * * * * * *
* *
* *
* *
* *
*
* * * * * * * * *
*
*
*
*
*
*
*
* * * * * * * * *
Program 8:(F)
package Forloop;
public class PatternF {
public static void main(String[] args)
{
patternF();
}
private static void patternF()
{
for (int line=1; line<=10;line++)
{
for(int col=1; col<=5; col++)
{
if(line==1||col==1||line==5)
System.out.print("* ");
}
System.out.println(" ");
}
}
}
--------------------------------------------------------------------
OUTPUT:
* * * * *
*
*
*
* * * * *
*
*
*
*
*
Program 9:
package Forloop;
public class Pattern1
{
public static void main(String[] args)
{
pattern1();
pattern2();
}
private static void pattern2()
{
for (int line=1; line<=10;line++)
{
for(int col=1; col<=10; col++)
{
if(col==1||col==10)
System.out.print("* ");
else if(line==col||line+col==10)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println(" ");
}}
private static void pattern1()
{
for (int line=1; line<=10;line++)
{
for(int col=1; col<=10; col++)
{
if(col==1||col==10)
System.out.print("* ");
else if(line==10 || line==1||line==col||line+col==10)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println(" ");
}}
}
--------------------------------------------------------------------
OUTPUT:
* * * * * * * * * *
* * * *
* * * *
* * * *
* * *
* * * *
* * * *
* * * *
* * *
* * * * * * * * * *
* * *
* * * *
* * * *
* * * *
* * *
* * * *
* * * *
* * * *
* * *
* *
Program 10:
package Forloop;
public class Pattern2 {
public static void main(String[] args)
{
pattern2();
}
private static void pattern2()
{
for (int line=1; line<=10;line++)
{
for(int col=1; col<=10; col++)
{
if(col==5||line==5)
System.out.print("* ");
else if(line==col||line+col==10)
System.out.print("* ");
else
System.out.print(" ");
}
System.out.println(" ");
}}
}
--------------------------------------------------------------------
OUTPUT:
* * *
* * *
* * *
* * *
* * * * * * * * * *
* * *
* * *
* * *
* * *
* *