Submission #574423

#	Time	Username	Problem	Language	Result	Execution time	Memory
574423		MohamedFaresNebili	곤돌라 (IOI14_gondola)	C++14	Compilation error	0 ms	0 KiB

gondola

#include <bits/stdc++.h>
/// #include "gondola.h"
#include <ext/pb_ds/assoc_container.hpp>

        using namespace std;
        using namespace __gnu_pbds;

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

        #define pb push_back
        #define pp pop_back
        #define ff first
        #define ss second
        #define lb lower_bound

        typedef tree<int, null_type, less<int>, rb_tree_tag,
            tree_order_statistics_node_update> indexed_set;



        int valid(int n, int arr[])
        {
            int occ[250001]; memset(occ, 0, sizeof occ);
            for(int l = 0; l < n; l++) {
                occ[arr[l]]++;
                if(occ[arr[l]] > 1) return 0;
            }
            for(int l = 1; l < n; l++) {
                if(arr[l] != arr[l - 1] + 1 && arr[l] != 1)
                    return 0;
            }
            return 1;
        }

        //----------------------

        int replacement(int n, int gondolaSeq[], int replacementSeq[])
        {
          return -2;
        }

        //----------------------

        int countReplacement(int n, int inputSeq[])
        {
          return -3;
        }

Compilation message (stderr)

/usr/bin/ld: /tmp/ccTxcsiu.o: in function `main':
grader.cpp:(.text.startup+0xb6): undefined reference to `valid'
/usr/bin/ld: grader.cpp:(.text.startup+0x108): undefined reference to `countReplacement'
/usr/bin/ld: grader.cpp:(.text.startup+0x132): undefined reference to `replacement'
collect2: error: ld returned 1 exit status