Problem Statement An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: Form groups consisting of Ai children each! Then the children who are still in the g…
题面在这里! 倒着维护可以取的范围区间,判一下可不可能无解即可. #include<bits/stdc++.h> #define ll long long using namespace std; const int N=1e5+5; int n,a[N]; ll L,R; int main(){ scanf("%d",&n); for(int i=1;i<=n;i++) scanf("%d",a+i); L=R=2; for(int i=…
An adult game master and N children are playing a game on an ice rink. The game consists of K rounds. In the i-th round, the game master announces: Form groups consisting of Ai children each! Then the children who are still in the game form as many g…
A - Move and Win 题解 看两个人相遇的时候谁先手即可,相遇之后第一个移动的人必输 代码 #include <bits/stdc++.h> #define fi first #define se second #define pii pair<int,int> #define pdi pair<db,int> #define mp make_pair #define pb push_back #define enter putchar('\n') #def…
A - Move and Win Time limit : 1sec / Memory limit : 512MB Score : 300 points Problem Statement A game is played on a strip consisting of N cells consecutively numbered from 1 to N. Alice has her token on cell A. Borys has his token on a different cel…
Description You play a computer game. Your character stands on some level of a multilevel ice cave. In order to move on forward, you need to descend one level lower and the only way to do this is to fall through the ice. The level of the cave where y…
