Submission #1230127

#	Time	Username	Problem	Language	Result	Execution time	Memory
1230127		zerone.	Finding Routers (IOI20_routers)	C++20	0 / 100	0 ms	328 KiB

routers

#include "routers.h"
#define pb push_back
using namespace std;

std::vector<int> find_routers(int l, int n, int q) {
  vector<int> ans;
  ans.pb(0);
  for(int i = 1; i < n; ++i){
    int g = ans.back();
    int l = g+1;
    int r = l;
    int idx = -1;
    while(l <= r){
      int mid = (l+r)/2;
      int dist = use_detector(mid);
      if(dist > i-1){
        r = mid-1;
      } else{
        idx = mid;
        l = mid+1;
      }
    }
    int z = idx+idx-g;
    ans.pb(z);
  }
  return ans;
}

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