Submission #257277

#	Time	Username	Problem	Language	Result	Execution time	Memory
257277		kshitij_sodani	Rima (COCI17_rima)	C++14	56 / 140	352 ms	147320 KiB

rima

#include <bits/stdc++.h>
using namespace std;
typedef long long llo;
#define mp make_pair
#define pb push_back
#define a first 
#define b second
int co=0;
int n;
int pre[3000001][26];
vector<int> kk[3000001];
int val[3000001];
int dp[3000001];
void insert(string s){
	int cur=0;
	for(int i=s.size()-1;i>=0;i--){
		if(pre[cur][s[i]-'a']==0){
			co+=1;
			pre[cur][s[i]-'a']=co;
			kk[cur].pb(co);
		}
		cur=pre[cur][s[i]-'a'];
	}
	val[cur]+=1;
}
int ans=0;
void dfs(int no){
	int su=0;
	for(auto j:kk[no]){
		dfs(j);
		su+=dp[j];
	}
	ans=max(ans,su);
	if(val[no]==1){
		dp[no]=su+1;
		ans=max(ans,su+1);
	}
}
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cin>>n;
	for(int i=0;i<n;i++){
		string s;
		cin>>s;
		//	int x=s.size();
		insert(s);
	}
	dfs(0);
	cout<<ans<<endl;










	return 0;
}

• Subtask 1: 56 / 140