2071 : 파스칼 삼각형

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

arr = [[0 for i in range(n+1)] for j in range(n+1)]

arr[1][1]=1
for i in range(2,n+1):
    for j in range(1,i+1):
        arr[i][j] = arr[i-1][j] + arr[i-1][j-1]

if m == 1 : 
    for i in range(1,n+1):
        for j in range(1,i+1):
            print(arr[i][j],end=' ')
        print()
elif m==2:
    for i in range(n):
        for j in range(i):
            print(" ",end='')
        for j in range(n-i):
            print(arr[n-i][j+1],end=' ')
        print()
elif m==3:
    for i in range(n):
        for j in range(i+1):
            print(arr[n-j][n-i],end=' ')
        print()