oj.uz

답안 #501044

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
501044 2022-01-02T09:40:41 Z mars4 Happiness (Balkan15_HAPPINESS) C++17
60 / 100
 1843 ms 524292 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp> 
#include "happiness.h"

using namespace std;
using namespace __gnu_pbds; 

#define ff              first
#define ss              second
#define ll              int64_t
#define ld              long double
#define nl              cout<<"\n"
#define all(v)          v.begin(),v.end()
#define mset(a,v)       memset((a),(v),sizeof(a))
#define forn(i,a,b)     for(int64_t i=int64_t(a);i<int64_t(b);++i)
#define forb(i,a,b)     for(int64_t i=int64_t(a);i>=int64_t(b);--i)
#define fastio()        ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);

#define mod         1'000'000'007
#define mod2        998'244'353 
#define inf         1'000'000'000'000'007
#define pi          3.14159265358979323846

template<class key,class cmp=std::less<key>>
using ordered_set=tree<key,null_type,cmp,rb_tree_tag,tree_order_statistics_node_update>;

template<class L,class R> ostream& operator<<(ostream& out,pair<L,R> &p)        {return out<<"("<<p.ff<<", "<<p.ss<<")";}
template<class T> ostream& operator<<(ostream& out,vector<T> &v)                {out<<"[";for(auto it=v.begin();it!=v.end();++it){if(it!=v.begin())out<<", ";out<<*it;}return out<<"]";}
template<class T> ostream& operator<<(ostream& out,deque<T> &v)                 {out<<"[";for(auto it=v.begin();it!=v.end();++it){if(it!=v.begin())out<<", ";out<<*it;}return out<<"]";}
template<class T> ostream& operator<<(ostream& out,set<T> &s)                   {out<<"{";for(auto it=s.begin();it!=s.end();++it){if(it!=s.begin())out<<", ";out<<*it;}return out<<"}";}
template<class L,class R> ostream& operator<<(ostream& out,map<L,R> &m)         {out<<"{";for(auto it=m.begin();it!=m.end();++it){if(it!=m.begin())out<<", ";out<<*it;}return out<<"}";}

void dbg_out() {cerr<<"]\n";}
template<typename Head,typename... Tail> 
void dbg_out(Head H,Tail... T) {cerr<<H;if(sizeof...(Tail))cerr<<", ";dbg_out(T...);}
#ifdef LOCAL
	#define dbg(...) cerr<<"["<<#__VA_ARGS__<<"] = [",dbg_out(__VA_ARGS__)
#else
	#define dbg(...)
#endif

//---------------------------------mars4---------------------------------

class DynamicSegtree
{
	ll N;

	struct Node
	{
		Node *left;
		Node *right;
		ll val;
		ll lazy;

		Node(): left(NULL), right(NULL), val(0), lazy(0) {}

		void extend()
		{
			if(left==NULL)
			{
				left=new Node();
				right=new Node();
			}
		}
	};

	void _push(Node *cur,ll st,ll ed,ll val)
	{
		if(st!=ed)
		{
			cur->extend();
			cur->left->lazy+=val;
			cur->right->lazy+=val;
		}
	}

	ll combine(ll a,ll b)
	{
		return min(a,b);
	}

	void _update(Node *cur,ll st,ll ed,ll l,ll r,ll val)
	{
		if(cur->lazy)
		{
			cur->val+=cur->lazy;
			_push(cur,st,ed,cur->lazy);
			cur->lazy=0;
		}
		if(st>ed or st>r or ed<l)
		{
			return;
		}
		if(st>=l and ed<=r)
		{
			cur->val+=val;
			_push(cur,st,ed,val);
			return;
		}
		ll mid=(st+ed)>>1;
		cur->extend();
		_update(cur->left,st,mid,l,r,val);
		_update(cur->right,mid+1,ed,l,r,val);
		cur->val=combine(cur->left->val,cur->right->val);
	}

	ll _query(Node *cur,ll st,ll ed,ll l,ll r)
	{
		if(cur->lazy)
		{
			cur->val+=cur->lazy;
			_push(cur,st,ed,cur->lazy);
			cur->lazy=0;
		}
		if(st>ed or st>r or ed<l)
		{
			return 0;
		}
		if(st>=l and ed<=r)
		{
			return cur->val;
		}
		ll mid=(st+ed)>>1;
		cur->extend();
		return combine(_query(cur->left,st,mid,l,r),_query(cur->right,mid+1,ed,l,r));
	}

	public:
	Node *root;

	void init(ll n)
	{
		root=new Node();
		N=n;
	}

	void update(ll l,ll r,ll val)
	{
		_update(root,0,N-1,l,r,val);
	}

	ll query(ll l,ll r)
	{
		return _query(root,0,N-1,l,r);
	}
};

DynamicSegtree ds;
map<ll,ll> cnt;
ll MX=0;

bool init(int coinsCount,long long maxCoinSize,long long coins[])
{
	MX=maxCoinSize;
	ds.init(maxCoinSize+100);
	ds.update(0,MX,1);
	forn(i,0,coinsCount)
	{
		if(!cnt.count(coins[i]))
		{
			ds.update(coins[i],coins[i],-coins[i]);
		}
		ds.update(coins[i]+1,MX,coins[i]);
		cnt[coins[i]]++;
	}
	if(cnt.empty())
	{
		return true;
	}
	return (ds.query(0,cnt.rbegin()->ff)>=0);
}

bool is_happy(int event,int coinsCount,long long coins[])
{
	if(event==1)
	{
		forn(i,0,coinsCount)
		{
			if(!cnt.count(coins[i]))
			{
				ds.update(coins[i],coins[i],-coins[i]);
			}
			ds.update(coins[i]+1,MX,coins[i]);
			cnt[coins[i]]++;
		}
	}
	else
	{
		forn(i,0,coinsCount)
		{
			cnt[coins[i]]--;
			if(cnt[coins[i]]==0)
			{
				cnt.erase(coins[i]);
			}
			if(!cnt.count(coins[i]))
			{
				ds.update(coins[i],coins[i],coins[i]);
			}
			ds.update(coins[i]+1,MX,-coins[i]);
		}
	}
	if(cnt.empty())
	{
		return true;
	}
	return (ds.query(0,cnt.rbegin()->ff)>=0);
}

Compilation message

grader.cpp: In function 'int main()':
grader.cpp:16:12: warning: unused variable 'max_code' [-Wunused-variable]
   16 |  long long max_code;
      |            ^~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 8 ms 5944 KB Output is correct
7 Correct 9 ms 6476 KB Output is correct
8 Correct 89 ms 51280 KB Output is correct
9 Correct 85 ms 51560 KB Output is correct
10 Correct 79 ms 49856 KB Output is correct

Subtask #3
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 982 ms 73448 KB Output is correct
7 Correct 969 ms 72680 KB Output is correct
8 Correct 1000 ms 73628 KB Output is correct
9 Correct 1548 ms 88400 KB Output is correct
10 Correct 1843 ms 97120 KB Output is correct
11 Correct 584 ms 51124 KB Output is correct
12 Correct 569 ms 51196 KB Output is correct

Subtask #4
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 8 ms 5944 KB Output is correct
7 Correct 9 ms 6476 KB Output is correct
8 Correct 89 ms 51280 KB Output is correct
9 Correct 85 ms 51560 KB Output is correct
10 Correct 79 ms 49856 KB Output is correct
11 Correct 982 ms 73448 KB Output is correct
12 Correct 969 ms 72680 KB Output is correct
13 Correct 1000 ms 73628 KB Output is correct
14 Correct 1548 ms 88400 KB Output is correct
15 Correct 1843 ms 97120 KB Output is correct
16 Correct 584 ms 51124 KB Output is correct
17 Correct 569 ms 51196 KB Output is correct
18 Runtime error 1466 ms 524292 KB Execution killed with signal 9
19 Halted 0 ms 0 KB -