Submission #94834

#	Time	Username	Problem	Language	Result	Execution time	Memory
94834		quoriess	Rima (COCI17_rima)	C++14	56 / 140	489 ms	150460 KiB

rima

#include <bits/stdc++.h>
using namespace std;
typedef long long int lli;
typedef pair<lli,lli> pii;
#define dbg(x) //cout<<#x<<" has a value of: "<<x<<"\n";
#define usize(x) (int)(x.size())
#define plist(x) for(int i=0;i<usize(x);i++)cout<<"eleman "<<i<<" = "<<x[i]<<"\n";
#define foreach(x) for(auto item:x)
#define fill(s,x) for(int i=0;i<x;i++)cin>>s[i];
#define in(veriler,a) (veriler.find(a)!=veriler.end())
#define btw(x,y,z) x>=y && x<=z
#define ord(x) x-'a'
std::ostream& operator<<(std::ostream& os, pair<int,int> p) {
    os << p.first << ", " << p.second;
    return os;
}
const int ALPHABET_SIZE=26;
struct TrieNode{
	TrieNode* children[ALPHABET_SIZE];
	int isEndSy;
	int dp;
};
TrieNode* mkTrieNode(){
	TrieNode* pnode=new TrieNode;
	pnode->isEndSy=0;
	for (int i = 0; i < ALPHABET_SIZE; i++)
	{
		pnode->children[i]=NULL;
	}
	return pnode;
}
void addString(TrieNode* root,string str){
	TrieNode* v=root;
	for (int i = 0; i < usize(str); i++)
	{
		if(!v->children[ord(str[i])])
			v->children[ord(str[i])]=mkTrieNode();
		v=v->children[ord(str[i])];
	}
	v->isEndSy++;
}
int glmx=-1;
void dfs(TrieNode* n){
	int d=0, mxd=-1;
	int s=0;
	for (int i = 0; i < ALPHABET_SIZE; i++)
	{
		if(n->children[i]){
			dbg((char)(i+'a'));
			dfs(n->children[i]);
			if(n->children[i]->isEndSy){
				s+=n->children[i]->isEndSy;
				if(n->children[i]->dp>d){
					d=n->children[i]->dp;
					mxd=i;
				}
			}
		}
	}
	if(n->isEndSy==0)return;
	int rn=s+d+((mxd>-1&&n->children[mxd]->isEndSy)?-n->children[mxd]->isEndSy:0);
	n->dp=rn+n->isEndSy;
	dbg(n->dp);
	glmx=max(glmx,n->dp);
}
int main(){
	int n;
	cin>>n;
	vector<string> dizi;
	for (int i = 0; i < n; i++)
	{
		string s;
		cin>>s;
		reverse(s.begin(),s.end());
		dizi.push_back(s);
	}
	sort(dizi.begin(),dizi.end());
	TrieNode* root=mkTrieNode();
	foreach(dizi){
		addString(root,item);
	}
	dfs(root);
	cout<<glmx<<"\n";
	return 0;
}

• Subtask 1: 56 / 140