Submission #171637

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
171637	2019-12-29 12:44:55	mcdx9524	Hard route (IZhO17_road)	C++14	19 / 100	2051 ms	25028 KiB

road

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 5007;
int n;
vector <int> g[N];
int dep[N];
int root = -1;
map <int, int> cnt;
int mx = -1, mx_cnt = 0;
void pre_dfs(int v, int pr) {
    dep[v] = 1;
    for (int u : g[v]) {
        if (u != pr) {
            pre_dfs(u, v);
            dep[v] = max(dep[v], dep[u] + 1);
        }
    }
}
void dfs(int v, int pr, int cur_mx, int cnt_n) {
    if ((int) g[v].size() == 1 && v != root) {
        cnt[cur_mx * cnt_n]++;
        if (cur_mx * cnt_n > mx) {
            mx = cur_mx * cnt_n;
 
 
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Compilation message (stderr)

road.cpp: In function 'void calc(int)':
road.cpp:70:30: warning: 'memset' used with constant zero length parameter; this could be due to transposed parameters [-Wmemset-transposed-args]
     memset(dep, sizeof dep, 0);
                              ^

• Subtask 1: 19 / 19
• Subtask 2: 0 / 33
• Subtask 3: 0 / 48