oj.uz

Submission #999382

# Submission time Handle Problem Language Result Execution time Memory
999382 2024-06-15T11:52:42 Z yoav_s Roads (CEOI20_roads) C++17
15 / 100
 16 ms 4444 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef vector<ll> v;
typedef vector<v> vv;
typedef vector<vv> vvv;
typedef pair<ll,ll> p;
typedef vector<p> vp;
typedef vector<vp> vvp;
typedef vector<vvp> vvvp;
typedef pair<ll, p> tri;
typedef vector<tri> vtri;
typedef vector<vtri> vvtri;
typedef vector<vvtri> vvvtri;
typedef vector<bool> vb;
typedef vector<vb> vvb;
typedef vector<vvb> vvvb;

#define f first
#define s second
#define pb push_back
#define eb emplace_back
#define all(v) (v).begin(),(v).end()

const ll INF = 1e18;
const ll mod = 1e9 + 7;


int main()
{
    ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
    ll N;
    cin >> N;
    vector<pair<p,p>> edges(N);
    for (ll i = 0; i < N; i++) cin >> edges[i].f.f >> edges[i].f.s >> edges[i].s.f >> edges[i].s.s;
    map<ll, vp> edgesByX;
    for (ll i=  0; i <N; i++)
    {
        edgesByX[edges[i].f.f].eb(min(edges[i].f.s,edges[i].s.s),max(edges[i].f.s,edges[i].s.s));
    }
    for (auto &x : edgesByX)
    {
        sort(all(x.s));
    }
    p prevTop = p(-1, -1);
    for (auto x : edgesByX)
    {
        for (ll i = 0; i < x.s.size() - 1; i++)
        {
            cout << x.f << " " << x.s[i].s << " " << x.f << " " << x.s[i + 1].f << "\n";
        }
        if (prevTop.f != -1)
        {
            cout << prevTop.f << " " << prevTop.s << " " << x.f << " " << x.s.back().s << "\n";
        }
        prevTop = p(x.f, x.s.back().s);
    }
    return 0;
}

Compilation message

roads.cpp: In function 'int main()':
roads.cpp:50:26: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |         for (ll i = 0; i < x.s.size() - 1; i++)
      |                        ~~^~~~~~~~~~~~~~~~

Subtask #1
0 / 0.0

# Verdict Execution time Memory Grader output
1 Failed 0 ms 348 KB Condition failed: "iB != P2I.end()"
2 Halted 0 ms 0 KB -

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 408 KB Output is correct
4 Correct 8 ms 2340 KB Output is correct
5 Correct 15 ms 4444 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 8 ms 2440 KB Output is correct
5 Correct 15 ms 4444 KB Output is correct
6 Failed 0 ms 344 KB Condition failed: "iB != P2I.end()"
7 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 10 ms 2396 KB Output is correct
5 Correct 16 ms 4444 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Failed 0 ms 348 KB Condition failed: "pf == Sline.end() || !Cross(S[*pi], S[*pf])"
8 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Failed 0 ms 348 KB Condition failed: "iB != P2I.end()"
2 Halted 0 ms 0 KB -

Subtask #6
0 / 40.0

# Verdict Execution time Memory Grader output
1 Failed 1 ms 344 KB Condition failed: "iB != P2I.end()"
2 Halted 0 ms 0 KB -