제출 #745289

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
745289		HoriaHaivas	Exhibition (JOI19_ho_t2)	C++14	100 / 100	50 ms	4412 KiB

joi2019_ho_t2

/*
    "TLE is like the wind, always by my side"
    - Yasuo - 2022 -
*/
#include <bits/stdc++.h>
#define debug(x) cerr << #x << " " << x << "\n"
#define debugs(x) cerr << #x << " " << x << " "
#pragma GCC optimize("Ofast")

using namespace std;

struct painting
{
    int s;
    int v;
};

painting a[100001];
int sz[100001];

bool cmp(painting aa, painting bb)
{
    if (aa.v!=bb.v)
    return aa.v<bb.v;
    else
    return aa.s<bb.s;
}

int main()
{
    ifstream fin("secvp.in");
    ofstream fout("secvp.out");
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int n,m,i,j,k;
    cin >> n >> m;
    for (i=1;i<=n;i++)
    {
         cin >> a[i].s >> a[i].v;
    }
    for (i=1;i<=m;i++)
    {
        cin >> sz[i];
    }
    sort(sz+1,sz+1+m);
    sort(a+1,a+1+n,cmp);
    k=0;
    for (i=n;i>=1;i--)
    {
         if (sz[m-k]>=a[i].s && m-k>=1)
             k++;
    }
    cout << k;
}

컴파일 시 표준 에러 (stderr) 메시지

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:36:15: warning: unused variable 'j' [-Wunused-variable]
   36 |     int n,m,i,j,k;
      |               ^

• Subtask 1: 10 / 10
• Subtask 2: 40 / 40
• Subtask 3: 50 / 50