Submission #90570

#	Time	Username	Problem	Language	Result	Execution time	Memory
90570		popovicirobert	Trading (IZhO13_trading)	C++14	100 / 100	474 ms	34580 KiB

trading

#include <bits/stdc++.h>
#define lsb(x) (x & (-x))
#define ll long long
#define ull unsigned long long
#define ld long double
// 217
// 44

using namespace std;

const int MAXN = (int) 3e5;

int x[MAXN + 1], l[MAXN + 1], r[MAXN + 1];

struct Data {
    int pos;
    bool operator <(const Data &other) const {
        if(x[pos] - l[pos] == x[other.pos] - l[other.pos]) {
            return pos < other.pos;
        }
        return x[pos] - l[pos] > x[other.pos] - l[other.pos];
    }
};

multiset <Data> mst;

vector <int> upd[MAXN + 1];

int main() {
    //ifstream cin("A.in");
    //ofstream cout("A.out");
    int i, n, m;
    ios::sync_with_stdio(false);
    cin.tie(0), cout.tie(0);
    cin >> n >> m;
    for(i = 1; i <= m; i++) {
        cin >> l[i] >> r[i] >> x[i];
        upd[l[i]].push_back(i);
        upd[r[i] + 1].push_back(-i);
    }
    for(i = 1; i <= n; i++) {
        for(auto it : upd[i]) {
            if(it < 0) {
                mst.erase(mst.find({-it}));
            }
            else {
                mst.insert({it});
            }
        }
        if(mst.size() == 0) {
            cout << 0 << " ";
        }
        else {
            auto it = *mst.begin();
            cout << x[it.pos] - l[it.pos] + i << " ";
        }
    }
    //cin.close();
    //cout.close();
    return 0;
}

• Subtask 1: 100 / 100