Submission #841312

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
841312	2023-09-01 13:28:51	I_love_Hoang_Yen	Longest Trip (IOI23_longesttrip)	C++17	85 / 100	17 ms	428 KiB

longesttrip

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#include "longesttrip.h"
#include <bits/stdc++.h>
using namespace std;
// Subtask 1: D == 3
vector<int> sub1(int n) {
    vector<int> res(n);
    std::iota(res.begin(), res.end(), 0);
    return res;
}
// Subtask 2: D == 2
bool has_edge(int u, int v) {
    return are_connected({u}, {v});
}
vector<int> sub2(int n) {
    vector<int> res {0};
    for (int i = 1; i < n; i++) {
        if (has_edge(0, i)) {
            res.push_back(i);
            break;
        }
    }
    for (int i = 1; i < n; i++) {
        if (i == res[1]) continue;
        if (has_edge(res.back(), i)) {
            res.push_back(i);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

longesttrip.cpp: In function 'std::vector<int> sub4(int)':
longesttrip.cpp:102:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  102 |         for (int i = 0; i < p1.size(); ++i) {
      |                         ~~^~~~~~~~~~~
longesttrip.cpp:133:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  133 |         for (int j = 0; j < p2.size(); j++) {
      |                         ~~^~~~~~~~~~~

• Subtask 0: 0 / 0
• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 25 / 25
• Subtask 4: 45 / 60