#정상코드
a=[2,3,4,5,6,7,8,9]
b=[1,2,3,4,5,6,7,8,9]
for i in a: 
     for j in b:
         print(i*j end = ' ') 
     print('')
     
#축약코드
for i in range(2, 10):
    for j in range(1, 10):
        print(i*j, end=' ')
    print('')    
    