package main

import (
    "fmt"
)

func height(a [][]int32) int32 {

	var height int32

	for _, h := range a {
		height = int32(len(h))
		break
	}
	return height
}


func multiply(a [][]int32, b [][]int32) [][]int32 {

	var n int32 = int32(len(a))

	var ans = make([][]int32, n)
	for i:= range ans {
		ans[i] = make([]int32, n)
	}

    for i:=int32(0); i<n; i++ {
        for j:=int32(0); j<n; j++ {
            ans[i][j] = int32(0)
            for k:=int32(0); k<n; k++ {
                ans[i][j] +=a[i][k]*b[k][j]
            }
        }
	}
	return ans
}

func printMatrix(ans [][]int32) {
	var n int32 = int32(len(ans))

	for i := int32(0); i < n; i++ {
		for j := int32(0); j < n; j++ {
			fmt.Printf("%d\t", ans[i][j])
		}
		fmt.Println()
	}
}



func main() {
	//Defining 2D matrices
	m1 := [][]int32{
		[]int32{1, 1, 1},
		[]int32{1, 1, 1},
		[]int32{1, 1, 1},
	}
	m2 := [][]int32{
		[]int32{1, 1, 1},
		[]int32{1, 1, 1},
		[]int32{1, 1, 1},
	}

	printMatrix(multiply(m1, m2))
}