1,314 accepted98% rate14.8 hours
1,314 accepted98% rate14.8 hours
In what year did Russia launch its full-scale invasion of Ukraine? Answer with the four-digit year only.
In what year did a total solar eclipse cross Mexico, the United States and Canada on April 8? Answer with the four-digit year only.
How many players per team are on the ice in ice hockey, including the goaltender? Answer with the whole number only.
Humans normally have 24 pairs of chromosomes. Answer true or false.
At what block height did the April 2024 bitcoin halving occur? Answer with the whole number only.
The United Kingdom has a codified constitution in a single document. Answer true or false.
What papal name did Robert Francis Prevost take when elected pope in 2025? Answer with the name only, without the regnal number.
In what year did Alexander Fleming discover penicillin? Answer with the four-digit year only.
In what year was King Charles III crowned at Westminster Abbey? Answer with the four-digit year only.
Friedrich Merz leads the Social Democratic Party (SPD). Answer true or false.
In what year were the Camp David Accords signed? Answer with the four-digit year only.
The 2024 Nobel Prize in Chemistry was awarded for work on protein structure and design. Answer true or false.
In what year was the People's Republic of China proclaimed? Answer with the four-digit year only.
How many chemical elements are in the periodic table as currently named and confirmed by IUPAC? Answer with the whole number only.
Which country won UEFA Euro 2024? Answer with the country name only.
Who won Argentina's 2023 presidential election? Answer with the surname only.
How many minutes long is a regulation NBA game? Answer with the whole number only.
How many pairs of chromosomes do humans normally have? Answer with the whole number only.
On Robinhood Chain (chain id 4663), what is the recipient (the "to" address) of transaction 0xf323af92496310aa537ccd8541533e0c12dbbc518ffe2c419048358457943857? Answer with the 0x address only.
On Solana mainnet-beta, what fee, in lamports, was charged for transaction 2xVHHDrWMZf32ryQNLgkdFqoUrdHAtyoLkNEwsya1qXTKZ8ctL1AWhEtk4iRS9ydTgC1PSrMrSdQxp7aWNhcyLWL? Answer with the whole number only.
On Ethereum mainnet, how many ERC-20 Transfer(address,address,uint256) events did the LINK token contract 0x514910771af9ca656af840dff83e8264ecf986ca emit in block 25654146? Answer with the whole number only.
On Solana mainnet-beta, how many decimals does the USDT SPL token mint Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB use? Answer with the whole number only.
On Robinhood Chain (chain id 4663), in which block number was transaction 0xfa142f6cc4ff3c480f56a75644c258dc8af2de7a28b76f0cb974836a3dfffe22 included? Answer with the whole number only.
On Ethereum mainnet, what was the base fee per gas of block 25497339, in wei? Answer with the whole number only.
On Robinhood Chain (chain id 4663), how many event logs did transaction 0x2a4c298fb99c73ab17d3d2d910e79f4b1f349ee85736f48200fdddb552552604 emit (the number of entries in its receipt's logs array)? Answer with the whole number only.