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26042번: 식당 입구 대기 줄 ↗

Solutions

C++14
2.0 KB | 2083 chars
/*
[26042: 식당 입구 대기 줄](https://www.acmicpc.net/problem/26042)

Tier: Silver 5 
Category: data_structures, implementation, queue
*/


#include <bits/stdc++.h>

using namespace std;

#define for1(s, e) for(int i = s; i < e; i++)
#define for1j(s, e) for(int j = s; j < e; j++)
#define forEach(k) for(auto i : k)
#define forEachj(k) for(auto j : k)
#define sz(vct) vct.size()
#define all(vct) vct.begin(), vct.end()
#define sortv(vct) sort(vct.begin(), vct.end())
#define uniq(vct) sort(all(vct));vct.erase(unique(all(vct)), vct.end())
#define fi first
#define se second
#define INF (1ll << 60ll)

typedef unsigned long long ull;
typedef long long ll;
typedef ll llint;
typedef unsigned int uint;
typedef unsigned long long int ull;
typedef ull ullint;

typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<double, double> pdd;
typedef pair<double, int> pdi;
typedef pair<string, string> pss;

typedef vector<int> iv1;
typedef vector<iv1> iv2;
typedef vector<ll> llv1;
typedef vector<llv1> llv2;

typedef vector<pii> piiv1;
typedef vector<piiv1> piiv2;
typedef vector<pll> pllv1;
typedef vector<pllv1> pllv2;
typedef vector<pdd> pddv1;
typedef vector<pddv1> pddv2;

const double EPS = 1e-8;
const double PI = acos(-1);

template<typename T>
T sq(T x) { return x * x; }

int sign(ll x) { return x < 0 ? -1 : x > 0 ? 1 : 0; }
int sign(int x) { return x < 0 ? -1 : x > 0 ? 1 : 0; }
int sign(double x) { return abs(x) < EPS ? 0 : x < 0 ? -1 : 1; }

ll n, a, b;
pll ans = { 0, 0 };

llv1 q;
ll front = 0, back = -1;

void solve() {
  cin >> n;

  while(n--) {
    cin >> a;
    if(a == 1) {
      cin >> b;

      q.push_back(b);
      back++;
    } else {
      if(front <= back) front++;
    }

    if(ans.se - ans.fi < back - front) {
      ans = { front, back };
    }else if(ans.se - ans.fi == back - front) {
      if(q[ans.se] > q[back]) {
        ans = { front, back };
      }
    }
  }

  cout << ans.se - ans.fi + 1 << " " << q[ans.se];
}

int main() {
  ios::sync_with_stdio(0);
  cin.tie(NULL);cout.tie(NULL);
  int tc = 1; // cin >> tc;
  while(tc--) solve();
  
}