Submission #1212595

#	Time	Username	Problem	Language	Result	Execution time	Memory
1212595		qwusha	Thousands Islands (IOI22_islands)	C++20	0 / 100	18 ms	4284 KiB

islands

#include <bits/stdc++.h>
#include "islands.h"
using namespace std;
#define fi first
#define se second
typedef long long ll;
typedef long double ld;
mt19937 rnd(chrono::high_resolution_clock::now().time_since_epoch().count());
int inf = 1e9;
#include <variant>
#include <vector>

variant<bool, vector<int>> find_journey( int n, int m, std::vector<int> u, std::vector<int> v) {
    vector<int> ze, on;
    for (int i = 0; i < m; i++) {
        if (u[i] == 0) {
            ze.push_back(i);
        } else {
            on.push_back(i);
        }
    }
    if (ze.size() >= 2 && on.size() >= 1) {
        return vector<int>({ze[0], on[0], ze[1], ze[0], on[0], ze[1]});
    }
}

Compilation message (stderr)

islands.cpp: In function 'std::variant<bool, std::vector<int, std::allocator<int> > > find_journey(int, int, std::vector<int>, std::vector<int>)':
islands.cpp:25:1: warning: control reaches end of non-void function [-Wreturn-type]
   25 | }
      | ^

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