Submission #1077244

#	Time	Username	Problem	Language	Result	Execution time	Memory
1077244		thelegendary08	Arranging Tickets (JOI17_arranging_tickets)	C++14	10 / 100	192 ms	436 KiB

arranging_tickets

#include<bits/stdc++.h>
#define pb push_back
#define int long long
#define vi vector<int>
#define vvi vector<vector<int>>
#define vll vector<long long int>
#define vvll vector<vector<long long int>>
#define pii pair<int, int>
#define vpii vector<pair<int, int>>
#define vc vector<char>
#define vvc vector<vector<char>>
#define vb vector<bool>
#define mii map<int,int>
#define mll map<long long int, long long int>
#define mivi map<int,vector<int>>
#define f0r(i,n) for(int i=0;i<n;i++)
#define FOR(i,k,n) for(int i=k;i<n;i++)
using namespace std;
signed main(){
	ios::sync_with_stdio(false);
	cin.tie(NULL);
	//ifstream cin(".in");
	//ofstream cout(".out");
	int n,m;
	cin>>n>>m;
	vpii v;
	f0r(i, m){
		int a, b, c;
		cin>>a>>b>>c;
		a--;
		b--;
		if(a > b)swap(a, b);
		v.pb({a,b});
		
	}
	int ans = 4e18;
	f0r(i, (1 << m)){
		vi cnt(n);
		f0r(j, m){
			if((1 << j) & i){
				for(int k = v[j].first; k < v[j].second; k++)cnt[k]++;
			}
			else{
				f0r(k, v[j].first)cnt[k]++;
				FOR(k, v[j].second, n)cnt[k]++;
			}
		}
		int cur=*max_element(cnt.begin(), cnt.end());
		ans = min(ans, cur);
	}
	cout<<ans;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 35
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 15