N = int(input()) for i in range(1, N+1): print("*"*i) for i in reversed(range(N)): print("*"*i) import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(br.readLine()); for(int i=1; i