Who among the following is known for his introduction of a new calendar, a new system of coinage and a new scale of weight and measure?

Tipu Sultan, ruler of Mysore (1782-1799), implemented major administrative reforms including a new calendar (Mauludi era starting 1784), a new coinage system, and standardized weights and measures. His calendar began from the birth of the Prophet Muhammad, and his coins bore unique designs and inscriptions. These reforms reflected his modernizing vision and administrative centralization.