oj.uz

Submission #1093912

# Submission time Handle Problem Language Result Execution time Memory
1093912 2024-09-28T04:59:55 Z Roumak77 Topical (NOI23_topical) C++17
61 / 100
 211 ms 42404 KB 
#pragma GCC optimize ("O3")
#pragma GCC optimize ("unroll-loops")
#pragma GCC optimize("-Ofast")
#include <bits/stdc++.h>
#include <algorithm>
#include <iostream>
#include <vector>
#include <limits>
#include <cmath>
#include <stack>
#include <queue>
#include <map>
#include <math.h>
using namespace std;

using ll = long long;


void subtask1(ll n, ll k){

    for(ll i = 0; i < k; i++){
        ll temp;
        cin >> temp;
        if(temp > 0){
            cout << 0 << endl;
            return;
        }
    }

    cout << 1 << endl;

}


void subtask3(ll n, ll k){
    vector<pair<ll, ll>> list_n(n, {0, 0});

    for(ll i = 0; i < n; i++){
        cin >> list_n[i].first;
    }

    for(ll i = 0; i < n; i++){
        cin >> list_n[i].second;
    }

    sort(list_n.begin(), list_n.end());

    ll curr = 0;

    for(ll i = 0; i < n; i++){
        if(list_n[i].first <= curr){
            curr += list_n[i].second;
        }else{
            cout << i << endl;
            return;
        }
    }
    cout << n << endl;
}

void subtask2(ll n, ll k){
    vector<bool> vis(n, false);
    vector<vector<pair<ll, ll>>> list_n(n, vector<pair<ll, ll>>(k, {0, 0}));
    ll cnt = 0;
    vector<ll> curr(k, 0);
    for(ll i = 0; i < n; i++){
        for(ll j = 0; j < k; j++){
            cin >> list_n[i][j].first;
        }
    }
    for(ll i = 0; i < n; i++){
        for(ll j = 0; j < k; j++){
            cin >> list_n[i][j].second;
        }
    }

    while(cnt != n){
        bool add = false;
        for(ll i = 0; i < n; i++){
            if(vis[i]){
                continue;
            }

            bool pos = true;
            for(ll j = 0; j < k; j++){
                if(curr[j] < list_n[i][j].first){
                    pos = false;
                    break;
                }
            }

            if(!pos){
                continue;
            }
            for(ll j = 0; j < k; j++){
                curr[j] += list_n[i][j].second;
            }
            vis[i] = true;
            add=true;
            cnt++;
        }
        if(!add){
            break;
        }
    }

    cout << cnt << endl;

}

void subtask4(ll n, ll k){


    queue<ll> q;
    vector<vector<pair<ll, ll>>> sort_list(k, vector<pair<ll, ll>>(n, {0, 0})); // The value of cost, idx
    vector<vector<ll>> list_n(n, vector<ll>(k, 0)); // The value of up_cost
    vector<ll> curr(k, 0);
    vector<ll> curr_taken(k, 0);
    vector<ll> temp(n, 0);
    ll cnt = 0;
    for(ll i = 0; i < n; i++){
        for(ll j = 0; j < k; j++){
            cin >> sort_list[j][i].first;
            sort_list[j][i].second = i;

            if(sort_list[j][i].first <= curr[j]){
                temp[i]++;
                curr_taken[j]++;

                if(temp[i] == n){
                    q.push(i);
                }
            }
        }
    }
    for(ll i = 0; i < k; i++){
        sort(sort_list[i].begin(), sort_list[i].end());
    }
    for(ll i = 0; i < n; i++){
        for(ll j = 0; j < k; j++){
            cin >> list_n[i][j];
        }
    }

    while(!q.empty()){
        ll idx = q.front();
        q.pop();
        cnt++;
        for(ll i = 0; i < k; i++){
            curr[i] += list_n[idx][i];

            while(curr_taken[i] != n){
                if(sort_list[i][curr_taken[i]].first <= curr[i]){
                    temp[sort_list[i][curr_taken[i]].second]++;
                    if(temp[sort_list[i][curr_taken[i]].second] == n){
                        q.push(sort_list[i][curr_taken[i]].second);
                    }
                    curr_taken[i]++;
                }else{
                    break;
                }
            }
        }
    }

    cout << cnt << endl;



}

void solve(){

    ll n, k;
    cin >> n >> k;

    if(n == 1){
        subtask1(n, k);
        return;
    }else if(k == 1){
        subtask3(n, k);
    }else if(n <= 100 & k <= 100){
        subtask2(n, k);
    }else{
        subtask4(n, k);
    }

}

bool single = true;

int main(){

    ios_base::sync_with_stdio(false);
    cout.tie(0);
    cin.tie(0);

    ll t = 1;
    if(!single) cin >> t;

    while(t--){
        solve();
    }
}

Compilation message

Main.cpp: In function 'void solve()':
Main.cpp:182:16: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
  182 |     }else if(n <= 100 & k <= 100){
      |              ~~^~~~~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 32 ms 2608 KB Output is correct
5 Correct 29 ms 2592 KB Output is correct
6 Correct 32 ms 2476 KB Output is correct
7 Correct 0 ms 348 KB Output is correct

Subtask #2
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 456 KB Output is correct
7 Correct 2 ms 604 KB Output is correct
8 Correct 2 ms 604 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 2 ms 604 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
12 Correct 2 ms 604 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 2 ms 604 KB Output is correct
4 Correct 20 ms 3420 KB Output is correct
5 Correct 18 ms 3308 KB Output is correct
6 Correct 211 ms 30800 KB Output is correct
7 Correct 189 ms 29400 KB Output is correct
8 Correct 207 ms 30936 KB Output is correct
9 Correct 185 ms 29396 KB Output is correct

Subtask #4
0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 32 ms 2608 KB Output is correct
5 Correct 29 ms 2592 KB Output is correct
6 Correct 32 ms 2476 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 456 KB Output is correct
14 Correct 2 ms 604 KB Output is correct
15 Correct 2 ms 604 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 2 ms 604 KB Output is correct
18 Correct 2 ms 604 KB Output is correct
19 Correct 2 ms 604 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 2 ms 604 KB Output is correct
23 Correct 20 ms 3420 KB Output is correct
24 Correct 18 ms 3308 KB Output is correct
25 Correct 211 ms 30800 KB Output is correct
26 Correct 189 ms 29400 KB Output is correct
27 Correct 207 ms 30936 KB Output is correct
28 Correct 185 ms 29396 KB Output is correct
29 Incorrect 204 ms 42404 KB Output isn't correct
30 Halted 0 ms 0 KB -