Submission #421566

#	Time	Username	Problem	Language	Result	Execution time	Memory
421566		marcipan5000	Mechanical Doll (IOI18_doll)	C++14	Compilation error	0 ms	0 KiB

doll

#include <bits/stdc++.h>

using namespace std;

void create_circuit (int M, std::vector<int> A) {
    int n=A.size();

    vector<int> t[100001];

    for (int i=0;i<n-1;i++) {
        t[A[i]].push_back(A[i+1]);
    }

    t[A[n-1]].push_back(0);
    t[0].push_back(A[0]);
    vector<int> x,y,c;
    int p=-1;

    for (int i=0;i<=M;i++) {
        if (t[i].size()==0) {
            c.push_back(0);
        }
        if (t[i].size()==1) {
            c.push_back(t[i][0]);
        }
        if (t[i].size()==2) {
            c.push_back(p);
            x.push_back(t[i][0]);
            y.push_back(t[i][1]);
            p--;
        }
        if (t[i].size()==3) {
            c.push_back(p);
            x.push_back(p-1);
            y.push_back(p-2);
            x.push_back(t[i][0]);
            y.push_back(t[i][1]);
            x.push_back(p);
            y.push_back(t[i][2]);
            p=p-3;
        }
        if (t[i].size()==4) {
            c.push_back(p);
            x.push_back(p-1);
            y.push_back(p-2);
            x.push_back(t[i][0]);
            y.push_back(t[i][2]);
            x.push_back(t[i][1]);
            y.push_back(t[i][3]);
            p=p-3;
        }
    }

    answer(c,x,y);
}

Compilation message (stderr)

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:54:5: error: 'answer' was not declared in this scope
   54 |     answer(c,x,y);
      |     ^~~~~~