04 2021 档案
摘要:回溯解法,JAVA: public final int numTilePossibilities(String tiles) { Set<String> set = new HashSet<String>(); search(tiles.toCharArray(), "", tiles.length
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摘要:暴力法: public final int maxScoreSightseeingPair(int[] values) { int len = values.length, re = 0; for (int i = 0; i < len; i++) { //剪枝用 int maxJ = 0; for
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摘要:JAVA: public final int numRescueBoats(int[] people, int limit) { if (people == null || people.length == 0) return 0; Arrays.sort(people); int len = pe
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