Java Conditional Statement Exercises: Generate a following *'s triangle
Java Conditional Statement: Exercise-23 with Solution
Write a java program to generate a following *'s triangle.
Test Data
Input number of rows: 6
Pictorial Presentation:
Sample Solution:
Java Code:
import java.util.Scanner;
public class Exercise23 {
public static void main(String args[])
{
Scanner in = new Scanner(System.in);
System.out.print("Input the number: ");
int n = in.nextInt();
for (int i = n; i > 0; i--)
{
for (int spc = n - i; spc > 0; spc--)
{
System.out.print(" ");
}
for (int j = 0; j < i; j++)
{
System.out.print("*");
}
System.out.println();
}
}
}
Sample Output:
Input the number: 6 ****** ***** **** *** ** *
Flowchart:
Java Code Editor:
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Previous: Write a Java program to display Pascal's triangle.
Next: Write a java program to generate a following @'s triangle.
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Java: Tips of the Day
How to sort an ArrayList?
Collections.sort(testList); Collections.reverse(testList);
That will do what you want. Remember to import Collections though!
Ref: https://bit.ly/32urdSe
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