Pascal's Triangle

pascaltriangle.go

package main 

import "fmt"

func Factorial (n int) int {
	if n == 0 {
		return 1
	}
	
	return n * Factorial (n - 1)	
}

func Combination (row, column int) int {
	return Factorial (row) / (Factorial (column) * Factorial (row - column))
}

func main () {
	for i := 0; i < 4; i++ {
		for j := 0; j <= i; j++ { // column j row i
				fmt.Printf ("%d ", Combination (i, j))
			}
		}
		fmt.Println ()
	}
}