I’ve included a list of some of the Java programs below. You may also view all of the Java programs on our mobile app. I strongly advise you to use our mobile app for a better experience.
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41. Write a program to display following pattern.
5
4 5
3 4 5
2 3 4 5
1 2 3 4 5 ,
42. Write a program to display following pattern.
1 0 0 0 0
0 2 0 0 0
0 0 3 0 0
0 0 0 4 0
0 0 0 0 5 ,
import java.util.Scanner;
public class Pattern{
public static void main(String[] args)
{
Scanner scanner = new Scanner(System.in);
System.out.println("How many rows do you want this pattern to have?");
int rows = scanner.nextInt();
for (int i = 1; i < = rows; i++)
{
for (int j = 1; j < i; j++)
{
System.out.print("0 ");
}
System.out.print(i + " ");
for (int k = i; k < rows; k++)
{
System.out.print("0 ");
}
System.out.println();
}
}
}
43. Write a program to display following pattern.
5 5 5 5 5
4 5 5 5 5
3 4 5 5 5
2 3 4 5 5
1 2 3 4 5 ,
import java.util.Scanner;
public class Pattern
{
public static void main(String[] args)
{
Scanner scanner = new Scanner(System.in);
System.out.println("How many rows do you want this pattern to have?");
int rows = scanner.nextInt();
for (int i = rows; i >= 1; i--)
{
for (int j = i; j < rows; j++)
{
System.out.print(j + " ");
}
for (int k = rows - i; k < rows; k++)
{
System.out.print(5 + " ");
}
System.out.println();
}
}
}
44. Write a program to display following pattern.
1
2 4
3 6 9
4 8 12 16
5 10 15
6 12
7 ,
import java.util.Scanner;
public class Pattern
{
public static void main(String[] args)
{
Scanner scanner = new Scanner(System.in);
System.out.println("How many rows do you want this pattern to have?");
int rows = scanner.nextInt();
int temp = 1;
for(int i=1; i< =rows/2+1; i++)
{
for(int j=1;j< =i;j++)
{
System.out.print(temp*j+" ");
}
System.out.println();
temp++;
}
for(int i=1; i< =rows/2; i++)
{
for(int j=1;j< =rows/2+1-i;j++)
{
System.out.print(temp*j+" ");
}
System.out.println();
temp++;
}
}
}
45. Write a program to display following pattern.
1 10 11 20 21
2 9 12 19 22
3 8 13 18 23
4 7 14 17 24
5 6 15 16 25 ,
import java.util.Scanner;
public class Pattern
{
public static void main(String[] args)
{
Scanner scanner = new Scanner(System.in);
System.out.println("How many rows do you want this pattern to have?");
int rows = scanner.nextInt();
for (int i = 0; i < rows; i++)
{
for (int j = 0; j < rows; j++)
{
if (j % 2 == 0)
System.out.print((rows * (j)) + i + 1 + " ");
else
System.out.print((rows * (j + 1)) - i + " ");
}
System.out.print(" ");
}
}
}
46. Write a program to display following pattern.
5
4 5 4
3 4 5 4 3
2 3 4 5 4 3 2
1 2 3 4 5 4 3 2 1
2 3 4 5 4 3 2
3 4 5 4 3
4 5 4
5 ,
import java.util.Scanner;
public class Pattern{
public static void main(String[] args)
{
Scanner scanner = new Scanner(System.in);
System.out.println("How many rows do you want this pattern to have?");
int rows = scanner.nextInt();
for (int i = rows; i >= 1; i--)
{
for (int j = i; j < = rows; j++)
{
System.out.print(j + " ");
}
for (int k = rows-1; k >= i; k--)
{
System.out.print(k + " ");
}
System.out.println();
}
for (int i = 2; i < = rows; i++)
{
for (int j = i; j < = rows; j++)
{
System.out.print(j + " ");
}
for (int k = rows-1; k >= i; k--)
{
System.out.print(k + " ");
}
System.out.println();
}
}
}
47. Write a program to display following pattern.
1 2 3 4 5
2 3 4 5 1
3 4 5 2 1
4 5 3 2 1
5 4 3 2 1 ,
import java.util.Scanner;
public class Pattern
{
public static void main(String[] args)
{
Scanner scanner = new Scanner(System.in);
System.out.println("How many rows do you want this pattern to have?");
int rows = scanner.nextInt();
for (int i = 1; i < = rows; i++)
{
for (int j = i; j < = rows; j++)
{
System.out.print(j + " ");
}
for(int k = i-1; k >= 1; k--)
{
System.out.print(k + " ");
}
System.out.println();
}
scanner.close();
}
}
48. Write a program to display following pattern.
1 3 5 7 9
3 5 7 9 1
5 7 9 1 3
7 9 1 3 5
9 1 3 5 7 ,
import java.util.Scanner;
public class Pattern
{
public static void main(String[] args)
{
Scanner scanner = new Scanner(System.in);
System.out.println("How many rows do you want this pattern to have?");
int rows = scanner.nextInt();
for (int i = 1; i < = rows; i++)
{
int j = (i * 2) - 1;
for (int k = 1; k < = rows; k++)
{
System.out.print(j + " ");
j += 2;
if (j > (rows * 2) - 1)
j = 1;
}
System.out.println();
}
scanner.close();
}
}
49. Write a program to display following pattern.
1 1
12 21
123 321
1234 4321
1234554321 ,
import java.util.Scanner;
public class Pattern
{
public static void main(String[] args)
{
Scanner scanner = new Scanner(System.in);
System.out.println("How many rows do you want this pattern to have?");
int rows = scanner.nextInt();
for (int i = 1; i < = rows; i++)
{
for (int j = 1; j < = i; j++)
{
System.out.print(j);
}
for (int j= i*2 ; j < rows*2; j++)
{
System.out.print(" ");
}
for (int l = i; l >= 1; l--)
{
System.out.print(l);
}
System.out.println();
}
scanner.close();
}
}