제출 #588800

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
588800		Red_Inside	Sprinkler (JOI22_sprinkler)	C++17	3 / 100	4088 ms	36168 KiB

sprinkler

//
#include <bits/stdc++.h>

#define ll long long
#define f first
#define s second
#define pb push_back
#define mp make_pair
#define o cout<<"BUG"<<endl;
#define FOR(i, j, n) for(int j = i; j < n; ++j)
#define forn(i, j, n) for(int j = i; j <= n; ++j)
#define nfor(i, j, n) for(int j = n; j >= i; --j)
#define sortv(vv) sort(vv.begin(), vv.end())
#define all(v) v.begin(), v.end()
#define ld long double
#define ull unsigned long long

using namespace std;
const int maxn=1e6+10,LOG=17, mod=1e9+7;
int block = 320, timer = 0;
const ld EPS = 1e-18;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define IOS ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);

#define bt(i) (1 << (i))
#define int ll
const ll inf=1e9+10;
#define y1 yy
#define prev pre
#define pii pair <int, int>

int n, q, L, h[maxn];
vector <int> edge[maxn];

void dfs(int v, int d, ll w, int pred = -1)
{
	h[v] = h[v] * w % L;
	if(d == 0) return;
	for(auto to : edge[v])
	{
		if(to == pred) continue;
		dfs(to, d + 1, w, v);
	}
}

main()
{
	IOS
	cin >> n >> L;
	forn(1, i, n - 1)
	{
		int l, r;
		cin >> l >> r;
		edge[l].pb(r);
		edge[r].pb(l);
	}
	forn(1, i, n) cin >> h[i];
	cin >> q;
	forn(1, i, q)
	{
		int ty;
		cin >> ty;
		if(ty == 1)
		{
			int x, d, w;
			cin >> x >> d >> w;
			dfs(x, -d, w);
		}
		else
		{
			int x;
			cin >> x;
			cout << h[x] << "\n";
		}
	}
}

컴파일 시 표준 에러 (stderr) 메시지

sprinkler.cpp:46:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   46 | main()
      | ^~~~

• Subtask 1: 3 / 3
• Subtask 2: 0 / 9
• Subtask 3: 0 / 29
• Subtask 4: 0 / 12
• Subtask 5: 0 / 30
• Subtask 6: 0 / 17