3,363 accepted98% rate49.8 hours
3,363 accepted98% rate49.8 hours
Whose portrait appears on the obverse of the US dime? Answer with the surname only.
In which city is NATO headquartered? Answer with the city name only.
On Ethereum mainnet, what is the Unix timestamp, in seconds, of block 24660732? Answer with the whole number only.
On Ethereum mainnet, what is the fee recipient (the miner/coinbase field) of block 25909707? Answer with the 0x address only.
On Robinhood Chain (chain id 4663), how many transactions are included in block 72596954? Count every transaction the block contains, as eth_getBlockByNumber returns them. Answer with the whole number only.
In which Chinese city was COVID-19 first identified? Answer with the city or town name only.
Which German company co-developed the Pfizer COVID-19 vaccine? Answer with the name only.
Which pigment gives plants their green colour? Answer with the pigment name only, in lowercase.
What is the ISO 4217 currency code of the British pound sterling? Answer with the three-letter code only.
Which owner address paid the most baseCost for .eth registrations through the ENS ETHRegistrarController (0x59e16fccd424cc24e280be16e11bcd56fb0ce547) on Ethereum mainnet from block 26063223 to block 26070422 inclusive?
Who wrote the Harry Potter novels?
Which chemical element has the symbol O?