题目:http://codeforces.com/contest/602/problem/B 题意 :给出一个含有 n 个数的区间,要求找出一个最大的连续子区间使得这个子区间的最大值和最小值的差值不超过 1 ,最后输出这个子区间的长度. 分析: 因为区间里面的数只能相差1,我就用fs与fx来表示这个区间是上升区间还是下降区间如果上升区间的话,遇到满足条件的也就是加进来区间的数与区间的开头a[st]相比较,如果是大1或者是相等就en++,直到不满足条件:下降区间也是如此...不满足条件的话st++…
题目链接:http://codeforces.com/contest/602/problem/B 题意 :给出一个含有 n 个数的区间,要求找出一个最大的连续子区间使得这个子区间的最大值和最小值的差值不超过 1 ,最后输出这个子区间的长度. 分析 :我们可以根据区间的最值之差利用尺取的方法来找出答案=> if(差值>1) Left++; else Right++; 然后每一次右端点+1就更新一次答案直到右端点到达 n .在这里我们需要找出区间最值,也就是经典的RMQ问题,可以利用ST算法模板进…
B. Approximating a Constant Range Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/602/problem/B Description When Xellos was doing a practice course in university, he once had to measure the intensity of an effect that slowl…
B. Approximating a Constant Range Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/602/problem/B Description When Xellos was doing a practice course in university, he once had to measure the intensity of an effect that slowl…
B. Approximating a Constant Range When Xellos was doing a practice course in university, he once had to measure the intensity of an effect that slowly approached equilibrium. A good way to determine the equilibrium intensity would be choosing a suffi…
题目链接: 题目 I. Approximating a Constant Range time limit per test:2 seconds memory limit per test:256 megabytes 问题描述 When Xellos was doing a practice course in university, he once had to measure the intensity of an effect that slowly approached equilibr…
B. Approximating a Constant Range time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output When Xellos was doing a practice course in university, he once had to measure the intensity of an effect t…
B. Approximating a Constant Range time limit per test 2 seconds memory limit per test 256 megabytes   When Xellos was doing a practice course in university, he once had to measure the intensity of an effect that slowly approached equilibrium. A good…
time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output When Xellos was doing a practice course in university, he once had to measure the intensity of an effect that slowly approached equilibrium. A g…
Description through n) and m bidirectional railways. There is also an absurdly simple road network — for each pair of different towns x and y, there is a bidirectional road between towns x and yif and only if there is no railway between them. Travell…