(Python/Java/C++/C/Go/JS/Rust) 答疑问:是什么原因导致了这两种算法的快慢?答:我用「获取了多少信息」来解释。暴力做法每次拿两个数出来相加,和 target 比较,那么花费 O(1) 的时间,只获取了 O(1) 的信息。而哈希表做法,每次查询都能知道 O(n) 个数中是否有 target−nums[j],那么花费 O(1) 的...
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publicclassSolution {publicString addBinary(String a, String b) {intcarry =0;String s ="";inti, j;for(i = a.length() -1, j = b.length() -1; i >=0&& j >=0; i--, j--) {intsum = carry + a.charAt(i) -'0'+ b.charAt(j) -'0';if(sum ==0) {s ='0'+ s;carr...
30-Days-Of-JavaScript 30 days of JavaScript programming challenge is a step-by-step guide to learn JavaScript programming language in 30 days. This challenge may take more than 100 days, please just follow your own pace. renren-fast-vue renren-fast-vue基于vue、element-ui构建开发,实现renren-fa...
symmetric-tree Time: 2 ms, Memory: 42.4 MB - LeetHub Nov 16, 2022 valid-parentheses Time: 5 ms, Memory: 42.2 MB - LeetHub Nov 12, 2022 valid-perfect-square Time: 0 ms, Memory: 41.5 MB - LeetHub Oct 26, 2022 README.md docs: 21st nov daily challenge question Nov 21, 2022 ...
README.md docs: 21st nov daily challenge question Nov 21, 2022 Repository files navigation README Daily Problem SolvingCollection of LeetCode questions to ace the coding interview! - Created using LeetHubHello 👋🏽! These are the list of questions I solve to improve my problem solving skills...