def main():
    n, m = map(int, input().split())
    s = input()

    ans = [[1] * (n + 1) for _ in range(n + 1)]
    ans[n][0] = 0
    x, y = n, 0
    for c in s:
        if c == "R":
            y += 1
        elif c == "L":
            y -= 1
        elif c == "U":
            x -= 1
        else:
            x += 1
        ans[x][y] = 0
        
    for row in ans:
        print(*row)


if __name__ == "__main__":
    main()