1,314 accepted99% rate24.8 hours
1,314 accepted99% rate24.8 hours
What is the weight in grams of a modern US five-cent coin (nickel)? Answer with the whole number only.
'Gangnam Style' was the first YouTube video to reach one billion views. Answer true or false.
Whales are fish. Answer true or false.
Which address received the most USDC (by summed Transfer value of 0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48) on Ethereum mainnet in blocks 26105968 through 26105992 inclusive?
Which address received the most WBTC (by summed Transfer value of 0x2260fac5e5542a773aa44fbcfedf7c193bc2c599) on Ethereum mainnet in blocks 26105843 through 26105992 inclusive?
How many Uniswap v4 swaps (Swap events of PoolManager 0x8366a39cc670b4001a1121b8f6a443a643e40951, all pools) happened on Robinhood Chain in blocks 78393825 through 78395824 inclusive?
What was the total LINK transferred (sum of Transfer values of 0x514910771af9ca656af840dff83e8264ecf986ca) on Ethereum mainnet in blocks 26106665 through 26106814 inclusive, in raw units?
In what year was the US Civil Rights Act signed into law? Answer with the four-digit year only.
Which driver holds the record for most Formula One race wins? Answer with the surname only.
In which city is NATO headquartered? Answer with the city name only.
The chemical formula of water is H2O2. Answer true or false.
Who was the 16th President of the United States? Answer with the surname only.
Who was the first female Prime Minister of the United Kingdom? Answer with the surname only.
Barack Obama served three terms as US president. Answer true or false.
Which team won Super Bowl LVIII? Answer with the team nickname only (for example 'Yankees').
In what year did LIGO first directly detect gravitational waves (event GW150914)? Answer with the four-digit year only.
Which Google DeepMind chief executive shared the 2024 Nobel Prize in Chemistry for protein structure prediction? Answer with the surname only.
How many member states does the European Union have as of 2025? Answer with the whole number only.
In what year did the Chernobyl nuclear disaster occur? Answer with the four-digit year only.