Submission #1107426

#TimeUsernameProblemLanguageResultExecution timeMemory
110742612345678Topical (NOI23_topical)C++17
40 / 100
1064 ms181124 KiB
#include <bits/stdc++.h>

using namespace std;

#define ll long long

#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")

ll n, k, cnt;
vector<ll> cur, sm;
vector<vector<ll>> r, u;
vector<set<pair<ll, ll>>> s;
queue<ll> q;

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n>>k;
    cur.resize(k);
    sm.resize(n);
    s.resize(k);
    r.resize(n);
    u.resize(n);
    for (int i=0; i<n; i++) r[i].resize(k), u[i].resize(k);
    for (int i=0; i<n; i++) for (int j=0; j<k; j++) cin>>r[i][j], sm[i]+=r[i][j];
    for (int i=0; i<n; i++) for (int j=0; j<k; j++) cin>>u[i][j];
    for (int i=0; i<n; i++) 
    {
        if (sm[i]==0) q.push(i);
        else s[0].insert({r[i][0], i});
    }
    while (1)
    {
        if (q.empty()) break;
        while (!q.empty())
        {
            auto x=q.front();
            for (int i=0; i<k; i++) cur[i]+=u[x][i];
            q.pop();
            cnt++;
        }
        for (int i=0; i<k; i++) 
        {
            while (!s[i].empty()&&s[i].begin()->first<=cur[i])
            {
                ll tmp=s[i].begin()->second;
                s[i].erase(s[i].begin());
                if (i==k-1) q.push(tmp);
                else s[i+1].insert({r[tmp][i+1], tmp});
            }
        }
    }
    cout<<cnt;
}
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