{"problem":{"name":"Heavy Rotation","description":{"content":"Takahashi is wearing white now. He wears black on the day after he wears white, and he wears white on the day after he wears black. What color will he wear $N$ days later?","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc181_a"},"statements":[{"statement_type":"Markdown","content":"Takahashi is wearing white now.\nHe wears black on the day after he wears white, and he wears white on the day after he wears black.\nWhat color will he wear $N$ days later?\n\n## Constraints\n\n*   $N$ is an integer.\n*   $1 \\leq N \\leq 30$\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$N$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc181_a","tags":[],"sample_group":[["2","White\n\nTakahashi will wear black one day later and wear white two days later."],["5","Black"]],"created_at":"2026-03-03 11:01:14"}}