Submission #633896

#	Time	Username	Problem	Language	Result	Execution time	Memory
633896		Cauchico	Thousands Islands (IOI22_islands)	C++17	5 / 100	29 ms	3128 KiB

islands

#include <variant>
#include <bits/stdc++.h>
using namespace std;

variant<bool,vector<int>> find_journey( int n, int m, vector<int> u, vector<int> v) {
    int u1=-1,v1=-1,u2=-1,v2=-1,u3=-1,v3=-1;
    if (n==2) {
        return false;
    }
    for (int i=0;i<m;i++) {
        if (u[i] == 0 and v[i] == 1) {
            u1 = i;
        }
        if (u[i] == 1 and v[i] == 2) {
            u2 = i;
        }
        if (u[i] == 2 and v[i] == 0) {
            u3 = i;
        }
        if (u[i] == 1 and v[i] == 0) {
            v1 = i;
        }
        if (u[i] == 2 and v[i] == 1) {
            v2 = i;
        }
        if (u[i] == 0 and v[i] == 2) {
            v3 = i;
        }
    }
    vector<int> ans = {u1,u2,u3,v3,v2,v1,u3,u2,u1,v1,v2,v3};
    return ans;
}

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