package main

import "fmt"

func main() {
	var n,k int
	fmt.Scan(&n,&k)
	g := make([]string,n,n)
	for i:=range g {
		fmt.Scan(&g[i])
	}
	for r:=0;r<n*k;r++ {
		for c:=0;c<n*k;c++ {
			a:=string(g[r/k][c/k])
			fmt.Print(a)
		}
		fmt.Println()
	}
}