Submission #980639

#	Time	Username	Problem	Language	Result	Execution time	Memory
980639		zh_h	Hexagonal Territory (APIO21_hexagon)	C++17	Compilation error	0 ms	0 KiB

hexagon

#include <bits/stdc++.h>
#define lint long long int
#define pb push_back
using namespace std;

const int INF = 1e9;
const int MOD = 1E9+7;

int draw_territory(int N, int A, int B, int D[], int L[]){


    // vector<vector<int>> v1(1e9, vector<int>(1e9)), v2, v3, v4;
    // v1.resize(INF, );
    // v2.resize(N+1);
    // v3.resize(N+1);
    // v4.resize(N+1);

    int length = L[0]+1;
    int sum = 0, times = 0;
    for(int i = 0; i <= length; i ++){
        sum += ((i*(i+1))%MOD);
        sum %= MOD;
        times += i+1;
    }
    sum *= B;
    sum %= MOD;
    sum += ((times*A)&MOD);
    return sum;
    
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccmnC0XP.o: in function `main':
grader.cpp:(.text.startup+0x228): undefined reference to `draw_territory(int, int, int, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status