tg-me.com/java_codings/36
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24. Christmas tree pattern
X
X
XXX
X
XXXXX
X
XXX
XXXXXX
class ChristmasTreePattern
{
public static void main(String[] arg)
{
drawChristmasTree(4);
}
private static void drawChristmasTree(int n)
{
for (int i = 0; i < n; i++)
{
triangle(i + 1, n);
}
}
private static void triangle(int n, int max)
{
for (int i = 0; i < n; i++)
{
for (int j = 0; j < max - i - 1; j++)
{
System.out.print(" ");
}
for (int j = 0; j < i * 2 + 1; j++)
{
System.out.print("X");
}
System.out.println("");
}
}
}
@java_codings
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