n,m=map(int,input().split())
S=input().strip()

ANS=[[1]*(n+1) for i in range(n+1)]

x=n
y=0

for s in S:
    ANS[x][y]=0

    if s=="R":
        y+=1
    elif s=="L":
        y-=1
    elif s=="U":
        x-=1
    else:
        x+=1
    ANS[x][y]=0

for a in ANS:
    print(*a)