-
- . . . . . 1724 . .
1. 6619 , 2 ( 24 ) + 2 ( 9 ) = 2*24 + 2*9 = 66 , (17 ) + ( 1 ) = 19 .
2. , .
3. 45 . .
4. . .
5. , .
6. - . 2 . 10
7. .