Submission #286113

#	Time	Username	Problem	Language	Result	Execution time	Memory
286113		NONAME	Mechanical Doll (IOI18_doll)	C++14	Compilation error	0 ms	0 KiB

doll

#include "grader.h"

const int MAX_M = (int)(1e5 + 500);

std::vector <int> res, X, Y;
std::vector <int> g[MAX_M];

void create_circuit (int m, std::vector <int> a) {
    int n = (int)(a.size());
    
    res.resize(n + 1);
    res[0] = a[0];
    
    for (int i = 0; i < n; ++i)
        g[a[i]].push_back((i + 1 == n) ? 0 : a[i + 1]);

    int cur = -1;
    for (int i = 1; i <= m; ++i) {
        if ((int)(g[i].size()) == 0)
            res[i] = 0;

        if ((int)(g[i].size()) == 1)
            res[i] = g[i][0];

        if ((int)(g[i].size()) == 2) {
            res[i] = cur;
            X.push_back(g[i][0]);
            Y.push_back(g[i][1]);
            --cur;
        }
    }
    
    answer(res, X, Y);
}

Compilation message (stderr)

doll.cpp:1:10: fatal error: grader.h: No such file or directory
    1 | #include "grader.h"
      |          ^~~~~~~~~~
compilation terminated.