Archive 2015 Jun-29th b413. 虛擬女友 并查集 Jun-22nd b412. 記憶中的并查集 可持久化并查集 May-4th UVa 10486 - Mountain Village 并查集窮舉 Mar-21st UVa 1013 - Island Hopping 并查集 2014 Dec-27th UVa 879 - Circuit Nets 并查集 Dec-14th UVa 1665 - Islands 優化輸入基數排序并查集逆序處理離線處理 Oct-5th b314. 紅圓茵可的煩惱 并查集 Aug-30th UVa 12671 - Disjoint water supply 并查集 Aug-2nd UVa 12363 - Hedge Mazes bridge并查集橋 Jul-29th UVa 11870 - Antonyms 并查集 Jul-23rd UVa 11603 - Its all about the Bandwidth MST并查集最小生成樹