n=int(input()) lst=[] tps=[] for i in range(1,n+1): res=tps[1:] if i==1: for p in range(1,n-i+2): res.append(p*(p+1)//2) else: for p in range(n-i+1): res[p]=tps[p+1]-1 lst.append(res) tps=res for i in lst: t=map(str,i) print(' '.joi...