import java.util.Scanner; /** * @author Yuri * @since 2021/12/15 11:06 */ public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int m = in.nextInt(); int n = in.nextInt(); int[][] dp = new int[m + 1][n + 1]; for (int i = 0; i <= m; i++) dp[i][1] = 1; //...