N, M = map(int, input().split())
S = input()
dp = [[1 for _ in range(N+1)] for _ in range(N+1)]
dp[0][0] = 0
now = [0, 0]
for s in S:
    if s=="U":
        now[1]+=1
    elif s=="R":
        now[0]+=1
    elif s=="L":
        now[0]-=1
    else:
        now[1]-=1
    x, y = now
    dp[y][x] = 0
for i in range(N+1):
    print(*dp[N-i])