Submission #517326

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
517326	2022-01-23 03:59:12	couplefire	Construction of Highway (JOI18_construction)	C++17	100 / 100	1126 ms	129992 KiB

construction

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#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
typedef pair<int, int> pii;
 
#define fi first
#define se second
#define mp make_pair
#define fastIO ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
 
const int N = (int)1e5 + 10;
 
int A[N], B[N], C[N];
vector<int> T[N];
int subt[N];
int dep[N];
int link[N];
int par[N];
 
void dfs(int u){
    subt[u]=1;
    for(auto x : T[u]){
        dep[x]=dep[u]+1;
        par[x]=u;
        dfs(x);
        subt[u]+=subt[x];
    }
}
 
 
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Compilation message (stderr)

construction.cpp: In function 'int main()':
construction.cpp:128:9: warning: unused variable 'u' [-Wunused-variable]
  128 |     int u, v;
      |         ^
construction.cpp:128:12: warning: unused variable 'v' [-Wunused-variable]
  128 |     int u, v;
      |            ^

• Subtask 1: 7 / 7
• Subtask 2: 9 / 9
• Subtask 3: 84 / 84