제출 #1202341

#제출 시각아이디문제언어결과실행 시간메모리
1202341Kavelmydex육각형 영역 (APIO21_hexagon)C++20
컴파일 에러
0 ms0 KiB
/*
I: 
1. The path does not conatin layers = 
Must compute: 
1. the number of cells in the territory. 
======================
======================
3 1 1
1 1
3 1
5 1
ans: 3 + 2*1 = 5
3 1 2
1 1
3 1
5 1
ans: 7
*/
#include "hexagon.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long 
#define vi vector<int>  
#define pi pair<int,int>
#define pb push_back
#define sz(x) ((int)x.size())
#define sp ' '
#define endl "\n"
#define all(x) (x).begin(),(x).end()
#define rep(i,x,n) for(int i=x; i<=n; ++i)
#define For(i,n) rep(i,0,n-1)   
#define ff first 
#define ss second
#define ld long double
#define mp make_pair

const ll mxN=6e5+10,OO=2e9,mod=1e9+7;
ll exp(ll b,ll p){
  ll res=1;
  while(p>0){
    if(p&1)res=res*b%mod;
    b=b*b%mod;
    p/=2;
  }
  return res;
}
const ll inv=exp(6,mod-2);  
const int dx[]{0,0,-1,1}, dy[]{1,-1,0,0};

void cmn(int &a,int b){a = min(a,b);}
void cmx(int &a,int b){a = max(a,b);}

int draw_territory(int N, int A, int B,vi D, vi L){
  sort(all(D));
  ll v=max(L[0],L[1]),ans=0,c=v+1, a=A,b=B;
  if(N==3){
    assert(D==(vi){1,3,5} || D==(vi){2,4,6});
    assert(L[2]<=v);
  }
  c = c * (c+1)/2; ans = c * a % mod;
  if(B){
    // c= v*(v+1)*(2*v+1)/6;
    c = (v*(v+1)%mod) * (2*v+1) % mod * inv % mod; 
    c += v*(v+1)/2; c%=mod;
    ans += c*b % mod; ans %=mod;
  }
  return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

hexagon.cpp:57:44: error: macro "assert" passed 5 arguments, but takes just 1
   57 |     assert(D==(vi){1,3,5} || D==(vi){2,4,6});
      |                                            ^
In file included from /usr/include/c++/11/cassert:44,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:33,
                 from hexagon.cpp:20:
/usr/include/assert.h:92: note: macro "assert" defined here
   92 | #  define assert(expr)                                                  \
      | 
hexagon.cpp: In function 'int draw_territory(int, int, int, std::vector<int>, std::vector<int>)':
hexagon.cpp:57:5: error: 'assert' was not declared in this scope
   57 |     assert(D==(vi){1,3,5} || D==(vi){2,4,6});
      |     ^~~~~~
hexagon.cpp:21:1: note: 'assert' is defined in header '<cassert>'; did you forget to '#include <cassert>'?
   20 | #include <bits/stdc++.h>
  +++ |+#include <cassert>
   21 | using namespace std;