Submission #498013

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
498013	2021-12-24 09:10:45	Nalrimet	Valley (BOI19_valley)	C++17	100 / 100	316 ms	117764 KiB

valley

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#include<bits/stdc++.h>
//#pragma GCC optimization("g", on)
//#pragma GCC optimize ("inline")
//#pragma GCC optimization("03")
//#pragma GCC optimization("unroll-loops")
//#pragma comment(linker, "/stack:200000000")
//#pragma GCC optimize("Ofast")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popused,abm,mmx,avx,tune=native")
using namespace std;
const int N = 1e6 + 5;
const long long inf = 1e18;
const int K = 25;
#define ll long long
#define int long long
#define F first
#define S second
#define pb push_back
int n, s, q, e, p[N], a[N], b[N], dp[N], dist[N], tin[N], tout[N], timer, mn[N][50], up[N][50];
vector<pair<int, int>> g[N];
void dfs(int v, int pr){
    tin[v] = timer++;
    up[v][0] = pr;
    for(auto to : g[v]){
        if(to.F != pr){
            dist[to.F] = dist[v] + to.S;
 
 
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Compilation message (stderr)

valley.cpp:77:2: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   77 |  main() {
      |  ^~~~

• Subtask 1: 9 / 9
• Subtask 2: 27 / 27
• Subtask 3: 23 / 23
• Subtask 4: 41 / 41