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B - Reverse GameGym - 103102B、博弈#include<bits/stdc++.h>using namespace std;typedef unsigned long long ull;typedef long long LL;typedef pair<int,int> PII;const int mod=998244353;const int inf=0x3f3f3f3f;const double PI = acos...

A. Mean Inequalitytime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou are given an arrayaaof2n2ndistinctintegers. You want to arrange the elements of the array in a circle such tha...

Your best friend Adam has recently bought a Raspberry Pi and some equipment, including a wireless temperature sensor and a 433MHz receiver to receive the signals the sensors sends. Adam plans to use the Raspberry Pi as an in-door display for his weather se