Submission #1154095

#	Time	Username	Problem	Language	Result	Execution time	Memory
1154095		thelegendary08	Vlak (COCI20_vlak)	C++17	30 / 70	586 ms	14820 KiB

Main

#include<bits/stdc++.h>
#define pb push_back
#define mp make_pair
#define int long long
#define vi vector<int>
#define vvi vector<vector<int>>
#define pii pair<int, int>
#define vpii vector<pair<int, int>>
#define vc vector<char>
#define vb vector<bool>
#define mii map<int,int>
#define f0r(i,n) for(int i=0;i<n;i++)
#define FOR(i,k,n) for(int i=k;i<n;i++)
#define all(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()
#define in(a) int a; cin>>a
#define in2(a,b) int a,b; cin>>a>>b
#define in3(a,b,c) int a,b,c; cin>>a>>b>>c
#define in4(a,b,c,d) int a,b,c,d; cin>>a>>b>>c>>d
#define vin(v,n); vi v(n); f0r(i,n){cin>>v[i];}
#define out(a) cout<<a<<'\n'
#define out2(a,b) cout<<a<<' '<<b<<'\n'
#define out3(a,b,c) cout<<a<<' '<<b<<' '<<c<<'\n'
#define out4(a,b,c,d) cout<<a<<' '<<b<<' '<<c<<' '<<d<<'\n'
#define vout(v) for(auto u : v){cout<<u<<' ';} cout<<'\n'
#define dout(a) cout<<a<<' '<<#a<<'\n'
#define dout2(a,b) cout<<a<<' '<<#a<<' '<<b<<' '<<#b<<'\n'
#define yn(x); if(x){cout<<"YES"<<'\n';}else{cout<<"NO"<<'\n';}
const int leg = 1e9 + 7;
const int mod = 998244353;
using namespace std;

signed main(){
	ios::sync_with_stdio(false);
	cin.tie(NULL);
	//ifstream cin(".in");
	//ofstream cout(".out");
	int n;
	cin>>n;
	int mxl = 0;
	vector<string>v(n);
	f0r(i,n){
		string s;
		cin>>s;
		v[i] = s;
		mxl = max(mxl, (int)s.size());
	}
	int m;
	cin>>m;
	vector<string>w(m);
	f0r(i,m){
		string s;
		cin>>s;
		w[i] = s;
		mxl = max(mxl, (int)s.size());
	}
	vi a;
	vi b;
	
	f0r(i,n){
		f0r(j, m){
			if(v[i].size() < w[j].size()){
				if(w[j].substr(0,v[i].size()) == v[i]){
					a.pb(i);
				}
			}
			else{
				if(v[i].size() > w[j].size()){
					if(v[i].substr(0,w[j].size()) == w[j]){
						b.pb(i);
					}
				}
			}
		}
	}
	reverse(all(a));
	reverse(all(b));
	f0r(i,a.size()){
		v.erase(v.begin() + a[i]);
	}
	f0r(i, b.size()){
		w.erase(w.begin() + b[i]);
	}
	n = v.size();
	m = w.size();
	//dout(mxl);
	sort(all(v));
	sort(all(w));
	mxl = 0;
	f0r(i,n){
		mxl = max(mxl, (int)v[i].size());
	}
	f0r(j,m){
		mxl = max(mxl, (int)w[j].size());
	}
	vector<set<string>>idk(mxl+1);
	idk[0].insert("");
	vector<set<string>>idk2(mxl+1);
	idk2[0].insert("");
	FOR(l, 1, mxl+1){
		//dout(l);
		f0r(i,n){
			if(v[i].size() >= l){
				//dout(v[i]);
				idk[l].insert(v[i].substr(0, l));
			}
			
		}
		f0r(i,m){
			if(w[i].size() >= l){
				idk2[l].insert(w[i].substr(0,l));
			}
		}
	}
	for(auto u : idk2[1]){
		//dout(u);
	}
	
	int ans = -1;
	FOR(l, 1, mxl+1){
		if(l % 2 == 1){
			map<string,bool>ma;
			f0r(i,n)if(v[i].size() >= l-1)ma[v[i].substr(0, l-1)] = 1;
			
			f0r(i,n){
				if(idk2[l-1].count(v[i].substr(0, l-1)) && !idk2[l].count(v[i].substr(0,l))){
					// out(v[i].substr(0,l));
					// ans = l;
					// break;
					ma[v[i].substr(0, l-1)] = 0;
				}
			}
			bool ok = 0;
			for(auto u : ma){
				if(u.second == 1){
					ok = 1;
				}
			}
			if(!ok){
				ans = l;
			}
		}
		else{
			map<string,bool>ma;
			f0r(i,m)if(w[i].size() >= l-1)ma[w[i].substr(0, l-1)] = 1;
			f0r(i,m){
				if(idk[l-1].count(w[i].substr(0,l-1)) && !idk[l].count(w[i].substr(0,l))){
					// out(w[i].substr(0,l));
					// ans = l; 
					// break;
					ma[w[i].substr(0, l-1)] = 0;
				}
			}
			bool ok = 0;
			for(auto u : ma){
				if(u.second == 1){
					ok = 1;
				}
			}
			if(!ok){
				ans = l;
			}
		}
		if(ans != -1)break;
	}
	if(ans == -1)ans = mxl;
	// out(ans);
	if(ans % 2 == 1)out("Nina");
	else out("Emilija");
	
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 10 / 10
• Subtask 7: 0 / 10