oj.uz

Submission #1051785

# Submission time Handle Problem Language Result Execution time Memory
1051785 2024-08-10T09:45:20 Z MarwenElarbi Fountain Parks (IOI21_parks) C++17
5 / 100
 80 ms 21688 KB 
#include <bits/stdc++.h>
using namespace std;
#include "parks.h"
#define pb push_back
#define fi first
#define se second
const int nax=2e5+5;
int dis(pair<int,int> a,pair<int,int> b){
    return abs(a.fi-b.fi)+abs(a.se-b.se);
}
int construct_roads(std::vector<int> x, std::vector<int> y) {
    if (x.size() == 1) {
	build({}, {}, {}, {});
        return 1;
    }
    std::vector<int> u, v, a, b;
    int n=y.size();
    vector<pair<pair<int,int>,int>> cor;
    for (int i = 0; i < n; ++i) cor.pb({{y[i],x[i]},i});
    sort(cor.begin(),cor.end());
    bool test=true;
    for (int i = 1; i < n; ++i)
    {
        if(dis(cor[i].fi,cor[i-1].fi)==2) continue;
        if(i>1&&dis(cor[i].fi,cor[i-2].fi)==2) continue;
        test=false;
    }
    if(!test) return 0;
    for (int i = 0; i < n-1; ++i)
    {
        if(i<n-2){
            if(dis(cor[i].fi,cor[i+2].fi)==2){
                if(cor[i].fi.se==2) a.pb(1);
                else a.pb(5);
                b.pb(cor[i].fi.fi+1);
                u.pb(cor[i].se);
                v.pb(cor[i+2].se);
            }
        }
        if(dis(cor[i].fi,cor[i+1].fi)!=2) continue;
        if(cor[i].fi.se!=cor[i+1].fi.se){
            a.pb(3);
            b.pb(cor[i].fi.fi-1);
            u.pb(cor[i].se);
            v.pb(cor[i+1].se);
        }else{
            if(cor[i].fi.se==2) a.pb(1);
            else a.pb(5);
            b.pb(cor[i].fi.fi+1);
            u.pb(cor[i].se);
            v.pb(cor[i+1].se);
        }
    }
    build(u, v, a, b);
    return 1;
}

Subtask #1
5.0 / 5.0

# 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 41 ms 8256 KB Output is correct
10 Correct 6 ms 1192 KB Output is correct
11 Correct 14 ms 4580 KB Output is correct
12 Correct 4 ms 1648 KB Output is correct
13 Correct 5 ms 1816 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 37 ms 8188 KB Output is correct

Subtask #2
0 / 10.0

# 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 41 ms 8256 KB Output is correct
10 Correct 6 ms 1192 KB Output is correct
11 Correct 14 ms 4580 KB Output is correct
12 Correct 4 ms 1648 KB Output is correct
13 Correct 5 ms 1816 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 37 ms 8188 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 80 ms 21688 KB Output is correct
24 Incorrect 0 ms 344 KB Solution announced impossible, but it is possible.
25 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 41 ms 8256 KB Output is correct
10 Correct 6 ms 1192 KB Output is correct
11 Correct 14 ms 4580 KB Output is correct
12 Correct 4 ms 1648 KB Output is correct
13 Correct 5 ms 1816 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 37 ms 8188 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 80 ms 21688 KB Output is correct
24 Incorrect 0 ms 344 KB Solution announced impossible, but it is possible.
25 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 41 ms 8256 KB Output is correct
10 Correct 6 ms 1192 KB Output is correct
11 Correct 14 ms 4580 KB Output is correct
12 Correct 4 ms 1648 KB Output is correct
13 Correct 5 ms 1816 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 37 ms 8188 KB Output is correct
17 Incorrect 0 ms 344 KB Tree (a[0], b[0]) = (3, 1) is not adjacent to edge between u[0]=2 @(199998, 2) and v[0]=0 @(200000, 2)
18 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 41 ms 8256 KB Output is correct
10 Correct 6 ms 1192 KB Output is correct
11 Correct 14 ms 4580 KB Output is correct
12 Correct 4 ms 1648 KB Output is correct
13 Correct 5 ms 1816 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 37 ms 8188 KB Output is correct
17 Incorrect 34 ms 8148 KB Solution announced impossible, but it is possible.
18 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# 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 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 41 ms 8256 KB Output is correct
10 Correct 6 ms 1192 KB Output is correct
11 Correct 14 ms 4580 KB Output is correct
12 Correct 4 ms 1648 KB Output is correct
13 Correct 5 ms 1816 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 37 ms 8188 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 80 ms 21688 KB Output is correct
24 Incorrect 0 ms 344 KB Solution announced impossible, but it is possible.
25 Halted 0 ms 0 KB -