Submission #1263314

#TimeUsernameProblemLanguageResultExecution timeMemory
1263314DeltaStructCave (IOI13_cave)C++20
Compilation error
0 ms0 KiB
#include "cave.h" #include <bits/stdc++.h> using namespace std; void exploreCave(int n){ vector<int> A(n),R(n),B(n,1),D(n); auto f = [](vector<int>& A) -> int { int t = tryCombination(A.data()); return (t==-1?n:t); }; for (int i(0);i < n;++i){ A = R; for (int k(0);k < n;++k) if (B[k]) A[k] = 1; int t = (f(A)>i),l = 0,r = n,mid; while(r-l>1){ mid = (l+r)/2; A = R; for (int k(0);k < n;++k) if (B[k]) A[k] = (l<=k&&k<mid?t:1-t); if (f(A)>i) r = mid; else l = mid; } D[l] = i,R[l] = t,B[l] = 0; } answer(R.data(),D.data()); }

Compilation message (stderr)

cave.cpp: In lambda function:
cave.cpp:9:19: error: 'n' is not captured
    9 |     return (t==-1?n:t);
      |                   ^
cave.cpp:7:13: note: the lambda has no capture-default
    7 |   auto f = [](vector<int>& A) -> int {
      |             ^
cave.cpp:5:22: note: 'int n' declared here
    5 | void exploreCave(int n){
      |                  ~~~~^