Submission #1202552

#	Time	Username	Problem	Language	Result	Execution time	Memory
1202552		mii_sunset	Finding Routers (IOI20_routers)	C++20	0 / 100	2096 ms	328 KiB

routers

#include "routers.h"
using namespace std;


std::vector<int> find_routers(int l, int n, int q) {
    int idx = use_detector(0);
    std::vector<int> ans;

    int low=0,high=l,mid=(low+high)/2;

    for(low=0,high=n-1;low<=high;){
        mid=(low+high)/2;
        if(use_detector(mid)==1){
            high=mid-1;
        }
        else if(use_detector(mid)==0) low=mid+1;
        //cout<<mid;

    }

    ans.push_back(0);
    ans.push_back(min(high,low)*2);
	return ans;
}

• Subtask 1: 0 / 16
• Subtask 2: 0 / 21
• Subtask 3: 0 / 23
• Subtask 4: 0 / 40