Submission #826078

#	Time	Username	Problem	Language	Result	Execution time	Memory
826078		LittleCube	Thousands Islands (IOI22_islands)	C++17	6.75 / 100	36 ms	4664 KiB

islands

#include "islands.h"
#include <bits/stdc++.h>
#define ll long long
#define pii pair<int, int>
#define F first
#define S second
using namespace std;

namespace
{
    int K;
    vector<int> go, back;

}

variant<bool, vector<int>> find_journey(int N, int M, vector<int> U, vector<int> V)
{
    for (int i = 0; i < M; i++)
        if (U[i] == 0)
            go.emplace_back(i);
        else
            back.emplace_back(i);
    vector<int> sol;
    if(go.size() < 2 || back.size() < 1)
        return false;
    return vector<int>{go[0], back[0], go[1], go[0], back[0], go[1]};
}

Compilation message (stderr)

islands.cpp:11:9: warning: '{anonymous}::K' defined but not used [-Wunused-variable]
   11 |     int K;
      |         ^

• Subtask 1: 5 / 5
• Subtask 2: 1.75 / 5
• Subtask 3: 0 / 21
• Subtask 4: 0 / 24
• Subtask 5: 0 / 45