제출 #682341

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
682341		vjudge1	Road Construction (JOI21_road_construction)	C++17	5 / 100	10100 ms	410572 KiB

road_construction

#include<bits/stdc++.h>
#pragma GCC target("avx2")
#pragma GCC optimization("O3")
#pragma GCC optimization("unroll-loops")
#pragma comment(linker, "/stack:200000000")
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
using namespace std;

#define int long long
#define ll long long
#define pb push_back
#define ppb pop_back
#define F first
#define S second
#define all(x) x.begin(),x.end()
#define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define freopen(x) freopen(x".in","r",stdin);freopen(x".out","w",stdout);

const int N = 250000 + 5;
const int M = 1e3 + 5;
const ll mod = 1e9 + 7;
const ll inf = 1e17;

int n, k, x[N], y[N], id[N], cc;
vector<pair<int, int>> v;

int dist(int i, int j){
    return abs(x[i] - x[j]) + abs(y[i] - y[j]);
}

int convert(int i, int j){
    if(i < j) swap(i, j);
    return i * (n + 1) + j;
}

multiset<int> st;

void solve(){
    cin >> n >> k;
    for(int i = 1; i <= n; i++){
        cin >> x[i] >> y[i];
        v.pb({x[i], y[i]});
    }
    sort(all(v));
    cc = 100000000 / n;
    for(int i = 1; i <= n; i++){
        x[i] = v[i - 1].F;
        y[i] = v[i - 1].S;
        for(int j = max(1ll, i - cc); j < i; j++){
            st.insert(dist(i, j));
        }
    }
    while(k--){
        cout << *(st.begin()) << '\n';
        st.erase(st.begin());
    }

    //N * log() * const
}

main() {
    fast
    int tt = 1;
    // cin >> tt;
    while(tt--){
        solve();
    }
}

컴파일 시 표준 에러 (stderr) 메시지

road_construction.cpp:3: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    3 | #pragma GCC optimization("O3")
      | 
road_construction.cpp:4: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    4 | #pragma GCC optimization("unroll-loops")
      | 
road_construction.cpp:5: warning: ignoring '#pragma comment ' [-Wunknown-pragmas]
    5 | #pragma comment(linker, "/stack:200000000")
      | 
road_construction.cpp:62:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   62 | main() {
      | ^~~~

• Subtask 1: 5 / 5
• Subtask 2: 0 / 6
• Subtask 3: 0 / 7
• Subtask 4: 0 / 20
• Subtask 5: 0 / 27
• Subtask 6: 0 / 35