This Program prints the following Pattern:
A
BB
CCC
DDDD
EEEEE
package patterns;
import java.util.*;
public class pattern1 {
public static void main(String args[]){
int i,j;
char c='A';
Scanner in=new Scanner(System.in);
System.out.println("Enter the Length of Pattern: ");
int n=in.nextInt();
System.out.println("\nPattern is:");
for(i=1;i<=n;i++){
for(j=1;j<=i;j++){
System.out.print(c);
}
c++;
System.out.println();
}
}
}
A
BB
CCC
DDDD
EEEEE
package patterns;
import java.util.*;
public class pattern1 {
public static void main(String args[]){
int i,j;
char c='A';
Scanner in=new Scanner(System.in);
System.out.println("Enter the Length of Pattern: ");
int n=in.nextInt();
System.out.println("\nPattern is:");
for(i=1;i<=n;i++){
for(j=1;j<=i;j++){
System.out.print(c);
}
c++;
System.out.println();
}
}
}