Submission #1251918

#	Time	Username	Problem	Language	Result	Execution time	Memory
1251918		aritro_	Finding Routers (IOI20_routers)	C++20	Compilation error	0 ms	0 KiB

routers

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

vector<int> find_routers(int mx, int n, int q){
    //call with: use_detector(x);
    //solve for: 2 routers
    int l=0,r=mx,mid;
    int ans=0;
    while(l<=r){
        mid=(l+r)/2;
        int tem=use_detector(mid);
        if(tem==0) ans=mid,l=mid+1;
        else r=mid-1;
    }
    //cout<<"ANS: "<<(((ans+3)/2)+ans)+1<<endl;
    return {0,(((ans+1)/2)+ans)+1};
}

Compilation message (stderr)

routers.cpp: In function 'std::vector<int> find_routers(int, int, int)':
routers.cpp:11:17: error: 'use_detector' was not declared in this scope
   11 |         int tem=use_detector(mid);
      |                 ^~~~~~~~~~~~