懦弱大叔

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2年10月24天

判断线段和矩形是否相交

package{ import flash.display.Sprite; import flash.events.MouseEvent; import flash.text.TextField; [SWF(width=375,height=300,backgroundColor="0xeeeeee")] public class RectLine extends...

Python 数组排序

定期整理点滴,完善自己,今后给洋哥挣钱,陪伴着让我的小宝贝发自内心爱上笑,加油吧数组排序import heapqnums = [10, 2, 9, 100, 80]print(heapq.nlargest(3, nums))print(heapq.nsmallest(3, nums))students = [ {'names': 'CC', "score": 100, 'he...

数组的顺序表示与实现

#include#include#include//使用变长参数表需要引入此头文件#define MAX_DIM 8typedef struct { int * base;//数组元素基址 int * bounds;//数组维数基址,bounds[0]=3,bounds[1]=4,bounds[2]=2,表示3页4行2列的数组 int * constants;//数组映像函数常量基

B.The Number of Products

You are given a sequence a1,a2,…,an consisting of n non-zero integers (i.e. ai≠0).You have to calculate two following values:the number of pairs of indices (l,r) (l≤r) such that al⋅al+1…ar−1⋅ar is n...