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Submission #1038874

# Submission time Handle Problem Language Result Execution time Memory
1038874 2024-07-30T08:34:52 Z hotboy2703 Hamburg Steak (JOI20_hamburg) C++17
15 / 100
 224 ms 63480 KB 
#include<bits/stdc++.h>
using ll = long long;
using namespace std;
#define pll pair <ll,ll>
#define fi first
#define se second
#define MP make_pair
#define sz(a) (ll((a).size()))
#define BIT(mask,i) (((mask) >> (i))&1)
#define MASK(i) (1LL << (i))
const ll INF = 1e18;
struct rec{
    ll l,r,d,u;
    rec(ll l1= 0,ll r1 = 0,ll d1 = 0,ll u1 = 0):l(l1),r(r1),d(d1),u(u1){}
};
namespace SCC{

}
vector <rec> A;
ll n,k;
vector <pll> ans;
bool done = 0;
vector <rec> del(vector <rec> a,pll y){
    vector <rec> res;
    for (auto x:a){
        if (x.l <= y.fi && x.r >= y.fi &&
            x.d <= y.se && x.u >= y.se){}
        else res.emplace_back(x);
    }
    return res;
}
void brute(vector <rec> cur,vector <pll> c){
    if (done)return;
    // for (auto x:cur)cout<<x.l<<' '<<x.r<<' '<<x.d<<' '<<x.u<<' ';
    // cout<<sz(c)<<'\n';
    if (sz(c)==k||cur.empty()){
        while (sz(c) < k){c.push_back(MP(0,0));}
        if (cur.empty()){
            for (ll i = 0;i < k;i ++)cout<<c[i].fi<<' '<<c[i].se<<'\n';
            done = 1;
        }
        return;
    }
    ll L=0,R=INF,D=0,U=INF;
    for (auto x:cur){
        L = max(x.l,L);
        R = min(x.r,R);
        D = max(x.d,D);
        U = min(x.u,U);
    }
    {
        auto tmp = MP(L,D);
        c.push_back(tmp);
        brute(del(cur,tmp),c);
        c.pop_back();
    }
    {
        auto tmp = MP(L,U);
        c.push_back(tmp);
        brute(del(cur,tmp),c);
        c.pop_back();
    }
    {
        auto tmp = MP(R,D);
        c.push_back(tmp);
        brute(del(cur,tmp),c);
        c.pop_back();
    }
    {
        auto tmp = MP(R,U);
        c.push_back(tmp);
        brute(del(cur,tmp),c);
        c.pop_back();
    }
}
int main(){
    ios_base::sync_with_stdio(0);cin.tie(nullptr);
    cin>>n>>k;
    A.resize(n);
    for (auto &x:A)cin>>x.l>>x.d>>x.r>>x.u;
    brute(A,ans);
    if (done)return 0;
    return 0;
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 852 KB Output is correct
4 Correct 1 ms 596 KB Output is correct

Subtask #2
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 1 ms 608 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 1 ms 860 KB Output is correct

Subtask #3
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 1 ms 720 KB Output is correct
3 Correct 1 ms 860 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 860 KB Output is correct
8 Correct 2 ms 1004 KB Output is correct
9 Correct 1 ms 856 KB Output is correct
10 Correct 2 ms 1064 KB Output is correct
11 Correct 1 ms 860 KB Output is correct
12 Correct 1 ms 860 KB Output is correct

Subtask #4
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 2 ms 604 KB Output is correct
5 Correct 2 ms 720 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 860 KB Output is correct
8 Correct 4 ms 1196 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 3 ms 1112 KB Output is correct
11 Correct 5 ms 1112 KB Output is correct
12 Correct 2 ms 860 KB Output is correct
13 Correct 1 ms 860 KB Output is correct
14 Incorrect 4 ms 1100 KB Unexpected end of file - int32 expected
15 Halted 0 ms 0 KB -

Subtask #5
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 852 KB Output is correct
4 Correct 1 ms 596 KB Output is correct
5 Correct 57 ms 23276 KB Output is correct
6 Correct 58 ms 23232 KB Output is correct
7 Correct 57 ms 23268 KB Output is correct
8 Correct 58 ms 23292 KB Output is correct

Subtask #6
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 1 ms 608 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 1 ms 860 KB Output is correct
5 Correct 70 ms 36540 KB Output is correct
6 Correct 73 ms 37784 KB Output is correct
7 Correct 72 ms 30536 KB Output is correct
8 Correct 80 ms 46164 KB Output is correct

Subtask #7
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 1 ms 720 KB Output is correct
3 Correct 1 ms 860 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 860 KB Output is correct
8 Correct 2 ms 1004 KB Output is correct
9 Correct 1 ms 856 KB Output is correct
10 Correct 2 ms 1064 KB Output is correct
11 Correct 1 ms 860 KB Output is correct
12 Correct 1 ms 860 KB Output is correct
13 Correct 78 ms 36808 KB Output is correct
14 Correct 83 ms 38276 KB Output is correct
15 Correct 76 ms 38188 KB Output is correct
16 Correct 71 ms 34248 KB Output is correct
17 Correct 80 ms 37624 KB Output is correct
18 Correct 77 ms 31444 KB Output is correct
19 Correct 86 ms 42236 KB Output is correct
20 Correct 224 ms 63480 KB Output is correct
21 Correct 91 ms 45004 KB Output is correct
22 Correct 112 ms 63304 KB Output is correct
23 Correct 141 ms 62124 KB Output is correct
24 Correct 125 ms 58912 KB Output is correct

Subtask #8
0 / 79.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 2 ms 604 KB Output is correct
5 Correct 2 ms 720 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 1 ms 860 KB Output is correct
8 Correct 4 ms 1196 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 3 ms 1112 KB Output is correct
11 Correct 5 ms 1112 KB Output is correct
12 Correct 2 ms 860 KB Output is correct
13 Correct 1 ms 860 KB Output is correct
14 Incorrect 4 ms 1100 KB Unexpected end of file - int32 expected
15 Halted 0 ms 0 KB -