1.
2. 3. 4. 5. 6. 7. 8. 9. 10.
" ": 1 - . " .") 2 - ... 4 - ( 1) 5 - 6 - 7 - 8 - ... 25 - 1 4-5 26 - 2 6-7 27 - 1 6-7