n,m = map(int,input().split()) if n%2==0 or n100 or m 4: print("INPUT ERROR!") exit() if m==1 : for i in range(1,n//2+2): for j in range(i): print("*",end='') print() for i in range(n//2): for j in range(n//2-i): print("*",end='') print() elif m==2 : for i in range(1,n//2+2): for j in range(n//2+1-i): print(" ",end='') for j in range(i): print("*",end='') print() for i in range(n//2): for j in r..