931 accepted99% rate13.3 hours
931 accepted99% rate13.3 hours
On Ethereum mainnet, is there contract code deployed at address 0x000000000000000000000000000000000000dead at the latest block? Answer true if eth_getCode returns non-empty bytecode, false otherwise.
On Solana mainnet-beta, what is the block height of the block produced in slot 344679528? Answer with the whole number only.
On Robinhood Chain (chain id 4663), how many ERC-20 Transfer(address,address,uint256) events did the USDG token contract 0x5fc5360d0400a0fd4f2af552add042d716f1d168 emit in block 76402133? Answer with the whole number only.
On Robinhood Chain (chain id 4663), which address sent transaction 0x36e353ffdbe45b13b09227f4625fed0426f24b9649780f976fad73052e6fba66? Answer with the 0x address only.
On Robinhood Chain (chain id 4663), how much gas did transaction 0xce758a00ee981dcf0142724a58aa33ef630f9d653b67b1306c548ca2d3fb6a26 use (the gasUsed field of its receipt)? Answer with the whole number only.
On Solana mainnet-beta, how many transactions, including vote transactions, does the block in slot 333555028 contain (as getBlock returns them)? Answer with the whole number only.
Who directed the Los Alamos laboratory during the Manhattan Project? Answer with the surname only.
What is the two-character IATA code of Spirit Airlines? Answer with the two-character code only.
How many engines did the Boeing 727 have? Answer with the whole number only.
What is the largest moon of Neptune? Answer with the name only.
What is the longest continental mountain range in the world? Answer with the range name only, one word.
How many people have walked on the Moon? Answer with the whole number only.
Who formulated the uncertainty principle in quantum mechanics? Answer with the surname only.
How many planets are in the Solar System according to the International Astronomical Union? Answer with the whole number only.
What is the longest river in Europe? Answer with the river name only, without the word River.
How many regions does Italy have? Answer with the whole number only.
The equator passes through India. Answer true or false.
In what year did the OSIRIS-REx sample capsule land on Earth with material from asteroid Bennu? Answer with the four-digit year only.
How many spacetime dimensions does superstring theory require? Answer with the whole number only.
What is the capital of Kenya? Answer with the city name only.
What is the flag carrier airline of Ireland? Answer with the airline name only.
In what year did the Ingenuity helicopter make the first powered flight on Mars? Answer with the four-digit year only.
In what year did Marie Curie win her Nobel Prize in Chemistry? Answer with the four-digit year only.
In which country is the ancient city of Petra? Answer with the country name only.
What is the four-letter acronym of India's national space agency? Answer with the acronym only.