Submission #290955

#	Time	Username	Problem	Language	Result	Execution time	Memory
290955		Tc14	Mechanical Doll (IOI18_doll)	C++17	Compilation error	0 ms	0 KiB

doll

//#pragma GCC optimize("O3")
#include <bits/stdc++.h>
using namespace std;
#define ve vector
typedef long long ll;
typedef pair<int, int> pii;
const int INF = 1e9 + 10;

void create_circuit(int m, int* A) {

    int n, l, s, k, z;
    int *C, *X, *Y;
    ve<bool> B;

    n = 10;

    l = max((int)ceil(log2(n)), 1);
    s = 1 << l;

    cout << n << endl;

    C = new int[m + 1];
    X = new int[s - 1];
    Y = new int[s - 1];
    B = ve<bool>(s);

    for (int i = 0; i <= m; i++) C[i] = -1;

    for (int i = 1; i < s / 2; i++) {
        X[i - 1] = -(2 * i);
        Y[i - 1] = -(2 * i + 1);
    }

    for (int i = 0; i < s; i++) {

        k = 1;
        for (int j = 0; j < l - 1; j++) {
            if (B[k]) {
                B[k] = !B[k];
                k = -Y[k - 1];
            }
            else {
                B[k] = !B[k];
                k = -X[k - 1];
            }
        }

        if (i < n) z = i + 1;
        else z = -1;

        if (B[k]) {
            B[k] = !B[k];
            Y[k - 1] = z;
        }
        else {
            B[k] = !B[k];
            X[k - 1] = z;
        }
    }

/*
    for (int i = 0; i < s - 1; i++) {
        cout << X[i] << " " << Y[i] << endl;
    }
*/

    answer(C, X, Y);
}

Compilation message (stderr)

doll.cpp: In function 'void create_circuit(int, int*)':
doll.cpp:67:5: error: 'answer' was not declared in this scope
   67 |     answer(C, X, Y);
      |     ^~~~~~