3.x九九乘法表
for i in range(1, 10):
for j in range(1, i + 1):
m = j * i
print('%s x %s = %-5s' % (j, i, m), end='' )
print()
for i in range(1,10):
for j in range(1,i+1):
print('{}+{}={:<2}'.format(i,j,i+j),end = '|')
print('\n'+'------|'*i)