Submission #73185860

Source Code Expand

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define all(a)  (a).begin(),(a).end()

using P=pair<ll,ll>;
using T=tuple<ll,ll,ll>;

#include <atcoder/all> 
using namespace atcoder;
// using mint=modint998244353;
// using mint=modint1000000007;
// int op(int a,int b){return (a+b);}
// int e(){return 0;}

int main() {
  int n,m;cin>>n>>m;

  vector<ll> c(n);
  rep(i,n)cin>>c[i];
  sort(all(c));

  map<ll,ll> mp;
  set<ll> s;
  ll inf=pow(10,13);
  s.insert(inf);

  rep(i,m){
    ll x;cin>>x;
    mp[x]++;
    s.insert(x);
  }

  int ans=0;
  rep(i,n){
    auto itr=s.lower_bound(c[i]);
    if(*itr==inf)continue;
    ans++;
    
    mp[*itr]--;
    if(mp[*itr]==0)s.erase(*itr);
  }

  cout<<ans<<endl;
}

Submission Info

Submission Time
Task D - Keys and Treasure Boxes
User Shota_Otsuka
Language C++23 (GCC 15.2.0)
Score 366
Code Size 827 Byte
Status AC
Exec Time 282 ms
Memory 26740 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 366 / 366
Status
AC × 3
AC × 80
Set Name Test Cases
Sample sample01.txt, sample02.txt, sample03.txt
All sample01.txt, sample02.txt, sample03.txt, in01.txt, in02.txt, in03.txt, in04.txt, in05.txt, in06.txt, in07.txt, in08.txt, in09.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in38.txt, in39.txt, in40.txt, in41.txt, in42.txt, in43.txt, in44.txt, in45.txt, in46.txt, in47.txt, in48.txt, in49.txt, in50.txt, in51.txt, in52.txt, in53.txt, in54.txt, in55.txt, in56.txt, in57.txt, in58.txt, in59.txt, in60.txt, in61.txt, in62.txt, in63.txt, in64.txt, in65.txt, in66.txt, in67.txt, in68.txt, in69.txt, in70.txt, in71.txt, in72.txt, in73.txt, in74.txt, in75.txt, in76.txt, in77.txt
Case Name Status Exec Time Memory
in01.txt AC 1 ms 3528 KiB
in02.txt AC 1 ms 3496 KiB
in03.txt AC 1 ms 3604 KiB
in04.txt AC 1 ms 3432 KiB
in05.txt AC 1 ms 3644 KiB
in06.txt AC 1 ms 3432 KiB
in07.txt AC 1 ms 3604 KiB
in08.txt AC 1 ms 3604 KiB
in09.txt AC 2 ms 3680 KiB
in10.txt AC 276 ms 26680 KiB
in11.txt AC 271 ms 26552 KiB
in12.txt AC 57 ms 4728 KiB
in13.txt AC 57 ms 4732 KiB
in14.txt AC 57 ms 4792 KiB
in15.txt AC 1 ms 3464 KiB
in16.txt AC 94 ms 4812 KiB
in17.txt AC 236 ms 26740 KiB
in18.txt AC 181 ms 25440 KiB
in19.txt AC 45 ms 4980 KiB
in20.txt AC 103 ms 4812 KiB
in21.txt AC 69 ms 4728 KiB
in22.txt AC 168 ms 26688 KiB
in23.txt AC 166 ms 26676 KiB
in24.txt AC 68 ms 4812 KiB
in25.txt AC 173 ms 26552 KiB
in26.txt AC 244 ms 26680 KiB
in27.txt AC 235 ms 26708 KiB
in28.txt AC 1 ms 3552 KiB
in29.txt AC 1 ms 3576 KiB
in30.txt AC 1 ms 3528 KiB
in31.txt AC 1 ms 3464 KiB
in32.txt AC 2 ms 3740 KiB
in33.txt AC 116 ms 14968 KiB
in34.txt AC 1 ms 3592 KiB
in35.txt AC 1 ms 3552 KiB
in36.txt AC 1 ms 3552 KiB
in37.txt AC 1 ms 3580 KiB
in38.txt AC 1 ms 3432 KiB
in39.txt AC 1 ms 3528 KiB
in40.txt AC 1 ms 3528 KiB
in41.txt AC 1 ms 3516 KiB
in42.txt AC 1 ms 3620 KiB
in43.txt AC 1 ms 3528 KiB
in44.txt AC 1 ms 3516 KiB
in45.txt AC 1 ms 3528 KiB
in46.txt AC 1 ms 3464 KiB
in47.txt AC 245 ms 26680 KiB
in48.txt AC 236 ms 23420 KiB
in49.txt AC 243 ms 24692 KiB
in50.txt AC 255 ms 26712 KiB
in51.txt AC 91 ms 4664 KiB
in52.txt AC 259 ms 26708 KiB
in53.txt AC 1 ms 3432 KiB
in54.txt AC 1 ms 3580 KiB
in55.txt AC 282 ms 26616 KiB
in56.txt AC 257 ms 26284 KiB
in57.txt AC 243 ms 24624 KiB
in58.txt AC 254 ms 26700 KiB
in59.txt AC 94 ms 4792 KiB
in60.txt AC 78 ms 4556 KiB
in61.txt AC 252 ms 26680 KiB
in62.txt AC 1 ms 3524 KiB
in63.txt AC 1 ms 3612 KiB
in64.txt AC 1 ms 3604 KiB
in65.txt AC 1 ms 3564 KiB
in66.txt AC 1 ms 3568 KiB
in67.txt AC 1 ms 3560 KiB
in68.txt AC 1 ms 3528 KiB
in69.txt AC 1 ms 3644 KiB
in70.txt AC 1 ms 3464 KiB
in71.txt AC 1 ms 3544 KiB
in72.txt AC 1 ms 3564 KiB
in73.txt AC 1 ms 3564 KiB
in74.txt AC 1 ms 3528 KiB
in75.txt AC 1 ms 3404 KiB
in76.txt AC 1 ms 3564 KiB
in77.txt AC 227 ms 26620 KiB
sample01.txt AC 1 ms 3580 KiB
sample02.txt AC 1 ms 3432 KiB
sample03.txt AC 1 ms 3408 KiB