제출 #444144

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
444144		Haruto810198	Triangles (CEOI18_tri)	C++17	컴파일 에러	0 ms	0 KiB

tri

//#include <bits/stdc++.h>
#include "trilib.c"
 
using namespace std;
 
#define int long long
#define double long double
 
#define FOR(i, l, r, d) for(int i=(l); i<=(r); i+=(d))
#define szof(x) ((int)(x).size())
 
#define vi vector<int>
#define pii pair<int, int>
 
#define F first
#define S second
 
#define pb push_back
#define eb emplace_back
#define mkp make_pair
 
const int INF = 2147483647;
const int LNF = INF*INF;
const int MOD = 1000000007;
const int mod = 998244353;
 
const int MAX = 40010;
 
int N;
bool is_CH[MAX];
int res;
 
void is_CH_edge(int u, int v){
 
    bool L=0, R=0;
 
    FOR(i, 1, N, 1){
        if(i==u or i==v) continue;
        bool ans = is_clockwise(u, v, i);
        if(ans == true){
            R = 1;
        }
        else{
            L = 1;
        }
    }
 
    if(L==0 or R==0){
        is_CH[u] = 1;
        is_CH[v] = 1;
    }
 
}
 
signed main(){
 
    //ios_base::sync_with_stdio(false);
    //cin.tie(0);
    //cout.tie(0);
 
    N = get_n();
 
    FOR(i, 1, N, 1){
        is_CH[MAX] = 0;
    }
 
    FOR(i, 1, N, 1){
        FOR(j, i+1, N, 1){
            is_CH_edge(i, j);
        }
    }
 
    res = 0;
    FOR(i, 1, N, 1){
        res += is_CH[i];
    }
 
    give_answer(res);
 
    return 0;
 
}

컴파일 시 표준 에러 (stderr) 메시지

tri.cpp: In function 'int main()':
tri.cpp:64:18: warning: array subscript 40010 is above array bounds of 'bool [40010]' [-Warray-bounds]
   64 |         is_CH[MAX] = 0;
      |         ~~~~~~~~~^
tri.cpp:30:6: note: while referencing 'is_CH'
   30 | bool is_CH[MAX];
      |      ^~~~~
/usr/bin/ld: /tmp/cceOoVO9.o: in function `get_n':
tri.cpp:(.text+0x120): multiple definition of `get_n'; /tmp/ccrFhUxb.o:trilib.c:(.text+0x120): first defined here
/usr/bin/ld: /tmp/cceOoVO9.o: in function `is_clockwise':
tri.cpp:(.text+0x190): multiple definition of `is_clockwise'; /tmp/ccrFhUxb.o:trilib.c:(.text+0x190): first defined here
/usr/bin/ld: /tmp/cceOoVO9.o: in function `give_answer':
tri.cpp:(.text+0x2f0): multiple definition of `give_answer'; /tmp/ccrFhUxb.o:trilib.c:(.text+0x2f0): first defined here
collect2: error: ld returned 1 exit status