{"raw_statement":[{"iden":"problem statement","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."},{"iden":"constraints","content":"*   $1 \\leq r \\leq 100$\n*   All values in input are integers."},{"iden":"input","content":"Input is given from Standard Input in the following format:\n\n$r$"},{"iden":"sample input 1","content":"2"},{"iden":"sample output 1","content":"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."},{"iden":"sample input 2","content":"100"},{"iden":"sample output 2","content":"10000"}],"translated_statement":null,"sample_group":[],"show_order":["default"],"formal_statement":null,"simple_statement":null,"has_page_source":true}