Submission #1252098

#	Time	Username	Problem	Language	Result	Execution time	Memory
1252098		fahmid_rng	Finding Routers (IOI20_routers)	C++20	72.85 / 100	1 ms	328 KiB

routers

#include<bits/stdc++.h>
#include "routers.h"
using namespace std;
std::vector<int> find_routers(int l, int n, int q) {
    vector<int> p(n);
    p[0]=0;
    for(int i=1;i<n;++i){
      int left=p[i-1]+1,right=l;
      while(right-left>1){
        int mid=(left+right)/2;
        int q=use_detector(mid);
        if(q==i-1){left=mid;}
        else{right=mid;}
      }
      p[i]=2*left-p[i-1];
    }
    return p;
}

• Subtask 1: 16 / 16
• Subtask 2: 21 / 21
• Subtask 3: 23 / 23
• Subtask 4: 12.8512 / 40