pyramid pattern in java
// Java implementation to print the
// following pyramid pattern
public class Pyramid_Pattern {
// function to print the following pyramid
// pattern
static void printPattern(int n)
{
int j, k = 0;
// loop to decide the row number
for (int i = 1; i <= n; i++) {
// if row number is odd
if (i % 2 != 0) {
// print numbers with the '*'
// sign in increasing order
for (j = k + 1; j < k + i; j++)
System.out.print(j + "*");
System.out.println(j++);
// update value of 'k'
k = j;
}
// if row number is even
else {
// update value of 'k'
k = k + i - 1;
// print numbers with the '*' in
// decreasing order
for (j = k; j > k - i + 1; j--)
System.out.print(j + "*");
System.out.println(j);
}
}
}
// Driver program to test above
public static void main(String args[])
{
int n = 5;
printPattern(n);
}
}