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Submission #700745

# Submission time Handle Problem Language Result Execution time Memory
700745 2023-02-19T08:39:38 Z Jarif_Rahman Olympiads (BOI19_olympiads) C++17
44 / 100
 2000 ms 187724 KB 
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;

int n, k, c;
//multiset<ll, greater<ll>> ss;
vector<ll> sth;
vector<vector<ll>> v;

void bf(int cnt, int c, vector<ll> cur){
    if(cnt == k){
        ll s = 0;
        for(ll x: cur) s+=x;
        //ss.insert(s);
        //if(ss.size() > c+5) ss.erase(prev(ss.end()));
        sth.pb(s);
        return;
    }
    if(c == n) return;
    bf(cnt, c+1, cur);
    for(int i = 0; i < k; i++) cur[i] = max(cur[i], v[c][i]);
    bf(cnt+1, c+1, cur);
    if(c == n) return;
}

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cin >> n >> k >> c;

    for(int i = 0; i < n; i++){
        vector<ll> sth(k);
        for(ll &x: sth) cin >> x;
        v.pb(sth);
    }

    bf(0, 0, vector<ll>(k, 0));
    c--;
    //cout << *next(ss.begin(), c) << "\n";
    sort(sth.rbegin(), sth.rend());
    cout << sth[c] << "\n";
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 1484 KB Output is correct
2 Correct 19 ms 1572 KB Output is correct
3 Correct 21 ms 1484 KB Output is correct
4 Correct 16 ms 1592 KB Output is correct

Subtask #2
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 697 ms 33276 KB Output is correct
2 Correct 690 ms 33200 KB Output is correct
3 Correct 781 ms 33232 KB Output is correct
4 Correct 745 ms 33248 KB Output is correct

Subtask #3
0 / 24.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2071 ms 187724 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 1484 KB Output is correct
2 Correct 19 ms 1572 KB Output is correct
3 Correct 21 ms 1484 KB Output is correct
4 Correct 16 ms 1592 KB Output is correct
5 Correct 697 ms 33276 KB Output is correct
6 Correct 690 ms 33200 KB Output is correct
7 Correct 781 ms 33232 KB Output is correct
8 Correct 745 ms 33248 KB Output is correct
9 Execution timed out 2071 ms 187724 KB Time limit exceeded
10 Halted 0 ms 0 KB -