Submission #599623

#	Time	Username	Problem	Language	Result	Execution time	Memory
599623		MohamedFaresNebili	Highway Tolls (IOI18_highway)	C++14	Compilation error	0 ms	0 KiB

highway

#include <bits/stdc++.h>
#include "highway.h"
/// #pragma GCC optimize ("Ofast")
/// #pragma GCC target ("avx2")
/// #pragma GCC optimize("unroll-loops")

                using namespace std;

                using ll = long long;
                using ld = long double;
                using ii = pair<ll, ll>;
                using vi = vector<int>;

                #define ff first
                #define ss second
                #define pb push_back
                #define all(x) (x).begin(), (x).end()
                #define lb lower_bound

                const int MOD = 1e9 + 7;
                
                void find_pair(int N, vector<int> U, vector<int> V, int A, int B) {
                    int M = W.size(); vector<int> W(M, 0);
                    int K = ask(W); int S = 0, T = N - 1;
                    while(S < N) {
                        W[S] = 1; int E = ask(W);
                        if(E != K) S++;
                        else break;
                    }
                    while(T >= 0) {
                        W[T] = 1; int E = ask(W);
                        if(E != K) T--;
                        else break;
                    }
                    answer(S, T);
                }

Compilation message (stderr)

highway.cpp: In function 'void find_pair(int, std::vector<int>, std::vector<int>, int, int)':
highway.cpp:23:29: error: 'W' was not declared in this scope
   23 |                     int M = W.size(); vector<int> W(M, 0);
      |                             ^