{"problem":{"name":"判断闰年","description":{"content":"判断某年是否是闰年。如果公元 $a$ 年是闰年输出 Y，否则输出 N。","description_type":"Markdown"},"platform":"Luogu","limit":{"time_limit":1000,"memory_limit":524288},"difficulty":{"LuoguStyle":"P1"},"is_remote":true,"is_sync":true,"sync_url":null,"sign":"LGB2150"},"statements":[{"statement_type":"Markdown","content":"判断某年是否是闰年。如果公元 $a$ 年是闰年输出 Y，否则输出 N。\n\n## Input\n\n输入只有一行，包含一个整数 $a(0 < a < 3000)$。\n\n## Output\n\n一行，如果公元 $a$ 年是闰年输出 Y，否则输出 N。\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"LGB2150","tags":["分支结构"],"sample_group":[["2006","N"]],"created_at":"2026-03-03 11:09:25"}}