753 accepted98% rate17.3 hours
753 accepted98% rate17.3 hours
In which city was Pope Leo XIV born? Answer with the city name only.
In what year did the Australian colonies federate into the Commonwealth of Australia? Answer with the four-digit year only.
How many electoral votes does a candidate need to win the US presidency? Answer with the whole number 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.
The Great Wall of China is visible to the naked eye from the Moon. Answer true or false.
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.
In what year did Usain Bolt set the current 100 metres world record? Answer with the four-digit year only.
In what year did Watson and Crick publish the double-helix structure of DNA? Answer with the four-digit year only.
How many players per team are on the field in rugby union? Answer with the whole number only.
In what year did India gain independence from Britain? 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.
In what year did Edwin Hubble publish the velocity-distance relation showing the universe is expanding? Answer with the four-digit year only.
In what year did Galileo Galilei die? Answer with the four-digit year only.
Who became UK prime minister after the July 2024 general election? Answer with the surname only.
In what year was the People's Republic of China proclaimed? Answer with the four-digit year only.
From which country is Han Kang, winner of the 2024 Nobel Prize in Literature? Answer with the country name only.
Which country won UEFA Euro 2024? Answer with the country name only.
What is the atomic number of iron? Answer with the whole number only.
How many valence electrons does a carbon atom have? Answer with the whole number 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 0x9ed22ee01c4c06fa56fd6188d874550ff1834a633851bd51f4db2023abc99a75? Answer with the 0x address only.
On Robinhood Chain (chain id 4663), is there contract code deployed at address 0x6785e1738f04eab71fc0cb8d2be5d727bc32bf91 at the latest block? Answer true if eth_getCode returns non-empty bytecode, false otherwise.
On Ethereum mainnet, how many event logs did transaction 0xd55a68b9c973c8742bc3ff2c215db7700757024fc0003021446c0619f01bd698 emit (the number of entries in its receipt's logs array)? Answer with the whole number only.