print(" ", end="    ")

for i in range(10):
    print(i, end="    ")
print()

for i in range(10):  # 0 1 2 3 4 .... 8 9
    print(i, end="    ")
    for j in range(10):
        a = i * 10 + j

        b = a * a

        if b < 10:
            print(b, end="    ")
        elif b < 100:
            print(b, end="   ")
        elif b < 1000:
            print(b, end="  ")
        else:
            print(b, end=" ")
    print()