oj.uz

Submission #988603

# Submission time Handle Problem Language Result Execution time Memory
988603 2024-05-25T09:18:51 Z Gray Longest Trip (IOI23_longesttrip) C++17
5 / 100
 783 ms 2204 KB 
#include "longesttrip.h"
#include<bits/stdc++.h>
#include <cassert>
using namespace std;
#define ll long long
#define ff first
#define ss second
#define ln endl
vector<vector<ll>> A;
ll n, d;
std::vector<int> longest_trip(int N, int D)
{
    n=N; d=D;
    A.clear();
    A.resize(N);
    for (ll i=0; i<n; i++){
        for (ll j=i+1; j<n; j++){
            if (are_connected({(int)i}, {(int)j})){
                A[i].push_back(j);
                A[j].push_back(i);
            }
        }
    }
    vector<ll> semi;
    for (ll i=0; i<n; i++){
        if (A[i].size()<n-1){
            semi.push_back(i);
        }
    }
    // assert(semi.size()==0 or semi.size()==2);
    vector<int> ans;
    if (semi.size()==0){
        for (ll i=0; i<n; i++) ans.push_back(i);
    }else{
        ans.push_back(semi[0]);
        for (ll i=0; i<n; i++){
            if (i!=semi[0] and i!=semi[1]){
                ans.push_back(i);
            }
        }
        ans.push_back(semi[1]);
    }
    return ans;
}

Compilation message

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:26:24: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   26 |         if (A[i].size()<n-1){
      |             ~~~~~~~~~~~^~~~

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 344 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 344 KB Output is correct
2 Correct 29 ms 344 KB Output is correct
3 Correct 119 ms 1112 KB Output is correct
4 Correct 355 ms 1228 KB Output is correct
5 Correct 783 ms 2116 KB Output is correct

Subtask #2
0.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 344 KB Output is correct
2 Correct 23 ms 344 KB Output is correct
3 Correct 126 ms 708 KB Output is correct
4 Correct 370 ms 860 KB Output is correct
5 Correct 698 ms 2096 KB Output is correct
6 Correct 10 ms 344 KB Output is correct
7 Incorrect 1 ms 344 KB Incorrect
8 Halted 0 ms 0 KB -

Subtask #3
0.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 344 KB Output is correct
2 Correct 21 ms 600 KB Output is correct
3 Correct 108 ms 1112 KB Output is correct
4 Correct 345 ms 1992 KB Output is correct
5 Correct 750 ms 2064 KB Output is correct
6 Correct 7 ms 344 KB Output is correct
7 Incorrect 1 ms 344 KB Incorrect
8 Halted 0 ms 0 KB -

Subtask #4
0.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 344 KB Output is correct
2 Correct 20 ms 344 KB Output is correct
3 Partially correct 116 ms 600 KB Output is partially correct
4 Partially correct 354 ms 1496 KB Output is partially correct
5 Partially correct 754 ms 2204 KB Output is partially correct
6 Correct 7 ms 344 KB Output is correct
7 Incorrect 1 ms 344 KB Incorrect
8 Halted 0 ms 0 KB -