Code: Number Patterns | Basics of Java - Software Development PDF Download
1. Write a python program to print following number pattern:
public class CharacterPattern
{
public static void main(String[] args)
{
int n=5;
for(int i=1, p=1; i<=n; i++, p++){
for(int j=1; j<=i; j++){
System.out.print(p+" ");
}
System.out.println();
}
}
}
2. Write a python program to print following pattern:
public class CharacterPattern
{
public static void main(String[] args)
{
int n=5;
for(int i=1, p=5; i<=n; i++, p++){
for(int j=1; j<=i; j++){
System.out.print(p+" ");
}
System.out.println();
}
}
}
3. Write a python code to print following number pattern:
public class CharacterPattern
{
public static void main(String[] args)
{
int n=5;
for(int i=1, p=5; i<=n; i++, p+=2){
for(int j=1; j<=i; j++){
System.out.print(p+" ");
}
System.out.println();
}
}
}
4. Write a python code to print following pattern:
public class CharacterPattern
{
public static void main(String[] args)
{
int n=5;
for(int i=1; i<=n; i++){
for(int j=1; j<=i; j++){
if(i%2==0)
System.out.print("2 ");
else
System.out.print("1 ");
}
System.out.println();
}
}
}
5. Write a python program to print following Dimond number pattern:
public class CharacterPattern
{
public static void main(String[] args)
{
int n= 5,p=1;
for(int i=1; i<n; i++, p++){
for(int j=i; j<=n; j++){
System.out.print(" ");
}
for(int j=1; j<i; j++){
System.out.print(p +" ");
}
for(int j=1; j<=i; j++){
System.out.print(p +" ");
}
System.out.println();
}
for(int i=1; i<=n; i++, p++){
for(int j=1; j<=i; j++){
System.out.print(" ");
}
for(int j=i; j<n; j++){
System.out.print(p +" ");
}
for(int j=i; j<=n; j++){
System.out.print(p +" ");
}
System.out.println();
}
}
}
6. Write a python program to print following diamond number pattern:
public class CharacterPattern
{
public static void main(String[] args)
{
int n= 5;
for(int i=1, p= 1; i<=n; i++, p++){
for(int j=i; j<=n; j++){
System.out.print(" ");
}
for(int j=1; j<i; j++){
System.out.print(p +" ");
}
for(int j=1; j<=i; j++){
System.out.print(p +" ");
}
System.out.println();
}
for(int i=1, p=5; i<=n; i++, p--){
for(int j=1; j<=i; j++){
System.out.print(" ");
}
for(int j=i; j<n; j++){
System.out.print(p +" ");
}
for(int j=i; j<=n; j++){
System.out.print(p +" ");
}
System.out.println();
}
}
}
7. Write a python program to print number pattern:
public class CharacterPattern
{
public static void main(String[] args)
{
int n=5;
for(int i=1; i<=n; i++){
int p=1;
for(int j=1; j<=i; j++){
System.out.print(p++ +" ");
}
System.out.println();
}
}
}
8. Write a python code to print following number pattern
public class CharacterPattern
{
public static void main(String[] args)
{
int n= 5;
for(int i=1; i<=n; i++){
int p =1;
for(int j=1; j<=i; j++){
System.out.print(" ");
}
for(int j=i; j<=n; j++){
System.out.print(p++ +" ");
}
System.out.println();
}
}
}
9. Write a python code to print following number hill pattern:
public class CharacterPattern
{
public static void main(String[] args)
{
int n= 5;
for(int i=1; i<=n; i++){
int p =1;
for(int j=i; j<=n; j++){
System.out.print(" ");
}
for(int j=1; j<i; j++){
System.out.print(p++ +" ");
}
for(int j=1; j<=i; j++){
System.out.print(p++ +" ");
}
System.out.println();
}
}
}
10. Write a python code to print following number pattern: 
public class CharacterPattern
{
public static void main(String[] args)
{
int n=5;
for(int i=1; i<=n; i++){
int p=5;
for(int j=1; j<=i; j++){
System.out.print(p – +" ");
}
System.out.println();
}
}
}
11. Write a python code to print following number pattern:
public class CharacterPattern
{
public static void main(String[] args)
{
int n=5;
for(int i=1,k=n; i<=n;i++,k--){
int p=k;
for(int j=1; j<=i; j++){
System.out.print(" ");
}
for(int j=i; j<=n; j++){
System.out.print(p – +" ");
}
System.out.println();
}
}
}
12. Write a python code to print hill pattern with numbers:
public class CharacterPattern
{
public static void main(String[] args)
{
int n= 5;
for(int i=1; i<=n; i++){
int p =1;
for(int j=i; j<=n; j++){
System.out.print(" ");
}
for(int j=1; j<i; j++){
System.out.print(p++ +" ");
}
for(int j=1; j<=i; j++){
System.out.print(p – +" ");
}
System.out.println();
}
}
}
13. Write a python code to print following number pattern:
public class CharacterPattern
{
public static void main(String[] args)
{
int n=4, p=1;
for(int i=1; i<=n; i++){
for(int j=1; j<=i; j++){
System.out.print(p++" ");
}
System.out.println();
}
}
}
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