Ответ:
- 49 = 40 + 9 = XL + IX = XLIX.
- 399 = 300 + 90 + 9 = CCC + XC + IX = CCCXCIX.
- 1776 = 1000 + 700 + 70 + 6 = M + DCC + LXX + VI = MDCCLXXVI.
- 2026 = 2000 + 20 + 6 = MM + XX + VI = MMXXVI.
Ответ: 49 — XLIX; 399 — CCCXCIX; 1776 — MDCCLXXVI; 2026 — MMXXVI.
