제출 #762049

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
762049		LucaIlie	Zalmoxis (BOI18_zalmoxis)	C++17	40 / 100	471 ms	78292 KiB

zalmoxis

#include <bits/stdc++.h>

using namespace std;

struct xxx {
    int l, r, val, ap;

    bool operator < ( const xxx &x ) const {
        if ( val == x.val )
            return l < x.l;
        return val < x.val;
    }
};

const int MAX_N = 1e6;
int v[MAX_N + 2], leftt[MAX_N + 2], rightt[MAX_N + 2], value[MAX_N + 2], apar[MAX_N + 2];
set<xxx> seg;
vector<int> adaugiri[MAX_N + 1];

int main() {
    int n, k;

    cin >> n >> k;
    for ( int i = 1; i <= n; i++ )
        cin >> v[i];

    int l = 1, r = 1;
    while ( l <= n ) {
        r = l;
        while ( r + 1 <= n && v[l] == v[r + 1] )
            r++;
        leftt[l] = leftt[r] = l;
        rightt[l] = rightt[r] = r;
        value[l] = value[r] = v[l];
        apar[l] = apar[r] = r - l + 1;
        seg.insert( { l, r, v[l], r - l + 1 } );
        l = r + 1;
    }

    value[0] = value[n + 1] = -1;
    while ( !(seg.size() == 1 && seg.begin()->ap == 1) ) {
        int l = seg.begin()->l, r = seg.begin()->r, val = seg.begin()->val, ap = seg.begin()->ap;
        seg.erase( { l, r, val, ap } );

        if ( ap % 2 == 1 ) {
            ap++;
            k--;
            adaugiri[r].push_back( val );
        }
        ap /= 2;
        val++;

        if ( val == value[l - 1] ) {
            ap += apar[l - 1];
            seg.erase( { leftt[l - 1], rightt[l - 1], value[l - 1], apar[l - 1] } );
            l = leftt[l - 1];
        }
        if ( val == value[r + 1] ) {
            ap += apar[r + 1];
            seg.erase( { leftt[r + 1], rightt[r + 1], value[r + 1], apar[r + 1] } );
            r = rightt[r + 1];
        }

        leftt[l] = leftt[r] = l;
        rightt[l] = rightt[r] = r;
        value[l] = value[r] = val;
        apar[l] = apar[r] = ap;
        seg.insert( { l, r, val, ap } );
    }

    for ( int i = 1; i <= n; i++ ) {
        cout << v[i] << " ";
        for ( int x: adaugiri[i] )
            cout << x << " ";
    }
    int val = seg.begin()->val;
    for ( int i = 1; i < k; i++ )
        cout << val - i << " ";
    if ( k > 0 )
        cout << val - k + 1 << "\n";

    return 0;
}

• Subtask 1: 30 / 30
• Subtask 2: 10 / 70