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leetcode-204-Count Primes
Count Primes Description: Count the number of prime numbers less than a non-negative number, n. 题目 Count Primes 计算小于n的全部素数的总数。 用一般的方法超时,应该用筛选法求素数 ,參考  ...
分类:其他好文   时间:2017-06-07 14:29:19    阅读次数:106
Trapping Rain Water
题目 Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after raini ...
分类:移动开发   时间:2017-06-07 10:17:44    阅读次数:180
imbalance
http://www.tuicool.com/articles/r2ee2ie Learn more about SMOTE, see the original 2002 paper titled “ SMOTE: Synthetic Minority Over-sampling Technique ...
分类:其他好文   时间:2017-06-06 20:49:31    阅读次数:232
89. Gray Code
题目: The gray code is a binary numeral system where two successive values differ in only one bit. Given a non-negative integer n representing the total ...
分类:其他好文   时间:2017-06-05 10:32:50    阅读次数:152
leetcode题解||Palindrome Number问题
problem: Determine whether an integer is a palindrome. Do this without extra space. click to show spoilers. Some hints: Could negative integers be pal ...
分类:其他好文   时间:2017-06-04 22:40:30    阅读次数:223
[LeetCode][Java] Palindrome Number
题目: Determine whether an integer is a palindrome. Do this without extra space. Some hints: Could negative integers be palindromes? (ie, -1) If you are ...
分类:编程语言   时间:2017-06-04 15:38:18    阅读次数:252
leetcode栈--2、largest-rectangle-in-histogram(直方图最大面积)
题目描述 Given n non-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest rectangle in the ...
分类:其他好文   时间:2017-06-04 11:39:55    阅读次数:182
9. Palindrome Number
Determine whether an integer is a palindrome. Do this without extra space. Some hints: Could negative integers be palindromes? (ie, -1) If you are thi ...
分类:其他好文   时间:2017-06-04 10:51:59    阅读次数:138
LeetCode 002 Add Two Numbers - Java
You are given two non-empty linked lists representing two non-negative integers. The digits are stored in reverse order and each of their nodes contai ...
分类:编程语言   时间:2017-06-04 00:20:15    阅读次数:204
True(False) Positives (Negatives), 召回率和精度定义
True Positive (真正, TP)被模型预测为正的正样本; True Negative(真负 , TN)被模型预测为负的负样本 ; False Positive (假正, FP)被模型预测为正的负样本; False Negative(假负 , FN)被模型预测为负的正样本; True Po ...
分类:其他好文   时间:2017-06-03 20:07:41    阅读次数:169
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