제출 #733428

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
733428	2023-04-30 17:12:02	speedyArda	Stranded Far From Home (BOI22_island)	C++14	컴파일 에러	0 ms	0 KiB

island

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#include "bits/stdc++.h"
using namespace std;
using ll = long long;
const int MAXN = 2e5+5;
ll in[MAXN], sum[MAXN];
int par[MAXN];
bool marked[MAXN];
int find(int v)
{
    int curr_par = v;
    while(curr_par != par[curr_par])
    {
        if(marked[curr_par])
            marked[v] = true;
        curr_par = par[curr_par];
    }
    return curr_par;
}
void merge(int a, int b)
{
    a = find(a), b = find(b);
    if(a == b)
        return ;
    if(sum[a] < sum[b])
        swap(a, b);
    sum[a] += sum[b];
 
 
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컴파일 시 표준 에러 (stderr) 메시지

island.cpp: In function 'int main()':
island.cpp:44:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   44 |         ans[i] = 1;
      |         ^~~
      |         abs