{"code":"tjalg","name":"Tìm thành phần liên thông mạnh","description":"Cho đồ thị $G(V, E)$ có hướng $N$ ($1≤ N ≤ 10^4$) đỉnh $M$ ($1≤ M≤ 10^5$) cung, Hãy đếm số thành phần liên thông (TPLT) mạnh của $G$.\r\n\r\n**Input**\r\n- Dòng đầu tiên là $N, M$.\r\n- $M$ dòng tiếp theo mô tả một cung của $G$.\r\n\r\n**Output**\r\n- Gồm một dòng duy nhất là số TPLT mạnh.\r\n\r\n**input**\r\n\r\n 3 2\r\n 1 2\r\n 2 3\r\n\r\n**output**\r\n\r\n 3\r\n\r\n**input**\r\n\r\n 3 3\r\n 1 2\r\n 2 3\r\n 3 1\r\n\r\n**output**\r\n\r\n 1\r\n\r\n-------------\r\n*Nguồn: SPOJ*","points":200.0,"partial":true,"time_limit":1.0,"memory_limit":262144,"short_circuit":false,"allowed_languages":[3,4,34,36,37,5,6,11,12,14,28,2,38,39,9,18,17,29,23,27,35,25,26,10,7,19,32,1,8,15,16,24,20,33,13,41,21,40],"is_public":true,"is_manually_managed":false,"permissions":{"can_edit":false}}