- To print half triangle pattern using *
User Input: 4
Output:
* * * * * * * * * *
import java.util.Scanner;
public class Pattern {
public static void main(String[] args) {
Scanner userInput = new Scanner(System.in);
System.out.print("Enter number of rows : ");
int rows;
rows=userInput.nextInt();
for(int i=1; i<=rows; i++) {
for(int j=1; j<=i; j++) {
System.out.print("* ");
}
System.out.print("\n");
}
}
}
Enter number of rows : 4 * * * * * * * * * *Program
Main logic :
for(int i=1; i<=rows; i++) { //rows : number of rows to print
for(int j=1; j<=i; j++) {
System.out.print("* ");
}
System.out.print("\n");
}
You can print any thing in this pattern, just replace your value with *
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QuickIn order to succeed you must fail, so that you know what not to do the next time.