{"problem":{"name":"Circle","description":{"content":"Given is an integer $r$. How many times is the area of a circle of radius $r$ larger than the area of a circle of radius $1$? It can be proved that the answer is always an integer under the constraint","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc145_a"},"statements":[{"statement_type":"Markdown","content":"Given is an integer $r$.\nHow many times is the area of a circle of radius $r$ larger than the area of a circle of radius $1$?\nIt can be proved that the answer is always an integer under the constraints given.\n\n## Constraints\n\n*   $1 \\leq r \\leq 100$\n*   All values in input are integers.\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$r$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc145_a","tags":[],"sample_group":[["2","4\n\nThe area of a circle of radius $2$ is $4$ times larger than the area of a circle of radius $1$.\nNote that output must be an integer - for example, `4.0` will not be accepted."],["100","10000"]],"created_at":"2026-03-03 11:01:14"}}