Submission #1116833

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1116833	2024-11-22 13:06:20	vladilius	Finding Routers (IOI20_routers)	C++17	0 / 100	3 ms	592 KiB

routers

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#include <bits/stdc++.h>
#include "routers.h"
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define pb push_back
#define ff first
#define ss second
vector<int> find_routers(int k, int n, int q){
    map<int, int> mp;
    auto f = [&](int x){
        auto it = mp.find(x);
        if (it != mp.end()){
            return (*it).ss;
        }
        mp[x] = use_detector(x);
        return mp[x];
    };
    vector<int> rr(n);
    function<void(int, int, int, int)> solve = [&](int l, int r, int l1, int r1){
        if (l > r) return;
        int m = (l + r) / 2;
        
        int lb = l1, rb = r1, L = 1e9;
        while (lb + 1 < rb){
            int mb = (lb + rb) / 2, t = f(mb);
            if (t >= m){
                rb = mb;
                L = min(L, mb);
 
 
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• Subtask 2: 0 / 21
• Subtask 3: 0 / 23
• Subtask 4: 0 / 40