Submission #405643

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
405643	2021-05-16 15:52:31	AmineWeslati	The Xana coup (BOI21_xanadu)	C++14	100 / 100	253 ms	32208 KiB

xanadu

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector<int>vi;
#define pb push_back
#define sz(v) (int)v.size()
#define all(x) begin(x),end(x)
#define FOR(i,a,b) for(int i=a; i<b; i++)
#define ROF(i,a,b) for(int i=b-1; i>=a; i--)
void IO(){
#ifdef LOCAL
  freopen("input.txt","r",stdin);
  freopen("output.txt","w",stdout);
#endif
}
//-----------------------------------------
void ckmin(int &x, int y){
  x=min(x,y);
}
const int INF=1e9;
const int MX=1e5+10;
int N,memo[MX][2][2]; 
vi a(MX),adj[MX];
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 10 / 10
• Subtask 4: 40 / 40
• Subtask 5: 30 / 30