Submission #1230108

#TimeUsernameProblemLanguageResultExecution timeMemory
1230108lioowFinding Routers (IOI20_routers)C++20
Compilation error
0 ms0 KiB
#include "routers.h" #include <vector> #include <cassert> #include <cstdio> #include <algorithm> using namespace std; #define pb push_back std::vector<int> find_routers(int l, int n, int q) { vector<int>ans(n+1); ans[0]=0; for(int i=1;i<=n-1;i++){ int l=ans[i-1]+1; int r=n-1; int an=-1; while(l<=r){ int mid=(l+r)/2; int nw=use_detector(mid); if(x>=i){ an=mid; r=mid-1; } else { if(x==i-1) lol=ans[i-1]+2*(lol-ans[i-1]); l=mid+1; } } ans[i]=lol; } return ans; }

Compilation message (stderr)

routers.cpp: In function 'std::vector<int> find_routers(int, int, int)':
routers.cpp:19:20: error: 'x' was not declared in this scope
   19 |                 if(x>=i){
      |                    ^
routers.cpp:23:44: error: 'lol' was not declared in this scope
   23 |                                 if(x==i-1) lol=ans[i-1]+2*(lol-ans[i-1]);
      |                                            ^~~
routers.cpp:27:24: error: 'lol' was not declared in this scope
   27 |                 ans[i]=lol;
      |                        ^~~