Submission #975393

#	Time	Username	Problem	Language	Result	Execution time	Memory
975393		vjudge1	Hexagonal Territory (APIO21_hexagon)	C++17	Compilation error	0 ms	0 KiB

hexagon

#include <bits/stdc++.h>
using namespace std;
#define fastio ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define nl "\n"

const int maxn = 2e5+5;

int draw_territory(int N, int A, int B, vector<int> D, vector<int> L){
    int mod = 1e9+7;
    int ans;
    if(N==3){
        int length = L[0];
        ans = ((((length*(2*length-1)*(length+1)/6)*B)%mod) + ((length*(length+1))/2 * (a-b))%mod) % mod;
    }
    else{
        int totalsq = 4000*4000;
        int dx[6] = {0, 1, 1, 0, -1, -1};
        int dy[6] = {2, 1 ,-1, -2, -1, 1};
    }
    return ans;
}

Compilation message (stderr)

hexagon.cpp: In function 'int draw_territory(int, int, int, std::vector<int>, std::vector<int>)':
hexagon.cpp:13:89: error: 'a' was not declared in this scope
   13 |         ans = ((((length*(2*length-1)*(length+1)/6)*B)%mod) + ((length*(length+1))/2 * (a-b))%mod) % mod;
      |                                                                                         ^
hexagon.cpp:13:91: error: 'b' was not declared in this scope
   13 |         ans = ((((length*(2*length-1)*(length+1)/6)*B)%mod) + ((length*(length+1))/2 * (a-b))%mod) % mod;
      |                                                                                           ^
hexagon.cpp:16:13: warning: unused variable 'totalsq' [-Wunused-variable]
   16 |         int totalsq = 4000*4000;
      |             ^~~~~~~
hexagon.cpp:17:13: warning: unused variable 'dx' [-Wunused-variable]
   17 |         int dx[6] = {0, 1, 1, 0, -1, -1};
      |             ^~
hexagon.cpp:18:13: warning: unused variable 'dy' [-Wunused-variable]
   18 |         int dy[6] = {2, 1 ,-1, -2, -1, 1};
      |             ^~