J Press the Button

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2018 icpc 青岛网络赛 J.Press the Button

Press the Button Time Limit: 1 Second Memory Limit: 131072 KB BaoBao and DreamGrid are playing a game using a strange button. This button is attached to an LED light (the light is initially off), a counter and a timer and functions as follows: W…

BaoBao and DreamGrid are playing a game using a strange button. This button is attached to an LED light (the light is initially off), a counter and a timer and functions as follows: When the button is pressed, the timer is set to (v+0.5) seconds (no…

The 2018 ACM-ICPC Asia Qingdao Regional Contest, Online J Press the Button

BaoBao and DreamGrid are playing a game using a strange button. This button is attached to an LED light (the light is initially off), a counter and a timer and functions as follows: When the button is pressed, the timer is set to (v+0.5) seconds (no…

The 2018 ACM-ICPC Asia Qingdao Regional Contest, Online J - Press the Button（思维）

http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=4056 题意有一个按钮.一个灯.一个计时器和一个计数器,每按一次按钮,计时器被置为v+0.5,若当前灯是灭的,按一次后变亮,若当前灯是亮的,按一次后计数器+1,若当前时间nt%a=0,则按b次按钮,若nt%c=0,则按d次按钮,问最后时间为t时,计数器的值分析通过分析可以发现,每lcm(a,c)个时间构成一个循环,所以只需要求出每个lcm(a,c)的贡献,作为一段,再…

ACM-ICPC 2018 青岛赛区网络预赛 J. Press the Button（数学）

题目链接:http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=4056 题意:有一个按钮,时间倒计器和计数器,在时间[0,t]内,某个数如果是a的倍数则按c次按钮,如果是b的倍数则按d次按钮.按钮的规则为:每次按完之后时间倒计器设为v+0.5,如果当时 led 灯是灭的则变亮,否则计数器+1,时间倒计器到0时led 灯变灭.(时间倒计器无时无刻在减小,最小为0)问最后计数器的数值. 题解:如果在按按钮之前led灯为灭的话,则这…

[Android Tips] 2. Disable recent apps dialog on long press home button

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The 2018 ACM-ICPC Asia Qingdao Regional Contest, Online Solution

A Live Love 水. #include<bits/stdc++.h> using namespace std; typedef long long ll; ; const int INF = 0x3f3f3f3f; ; ; int n, m; inline void RUN() { int t; scanf("%d", &t); while (t--) { scanf("%d %d", &n, &m); int an…

The 2018 ACM-ICPC Asia Qingdao Regional Contest（青岛网络赛）

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青岛网络赛J-Press the button【暴力】

Press the Button Time Limit: 1 Second Memory Limit: 131072 KB BaoBao and DreamGrid are playing a game using a strange button. This button is attached to an LED light (the light is initially off), a counter and a timer and functions as follows: W…

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