Submission #708023

#	Time	Username	Problem	Language	Result	Execution time	Memory
708023		assem_albitar	Vlak (COCI20_vlak)	C++14	70 / 70	27 ms	22720 KiB

Main

#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define mod 1000000007
#define mxe(v)   *max_element(v.begin(), v.end())
#define all(v)   v.begin(), v.end()
#define allr(v) v.rbegin(),v.rend()
#define F first
#define S second
#define pi pair<ll,ll>
#define assem ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define yes cout<<"YES"<<endl;
#define no cout<<"NO"<<endl;
using namespace std;
const int N=400200;
const double PI=3.1415926535897932384626433;
const double eps = 1e-9;
string getString()
{
    char c[(int)2e6];
    //scanf(" %c",&a[i]);
    scanf("%s", c);
    return c;
    //string x = getString();
}
///printf("%d\n",);
///scanf("%d",&);
///cout.precision(10);
///puts("")string
int n,m;
vector<string> v;
struct trie
{
    trie* child[26];
    trie()
    {
        memset(child,0,sizeof child);
    }
    void add(int i,int j)
    {
        if(j==v[i].size())return;
        int to=v[i][j]-'a';
        if(child[to]==0)child[to]=new trie();
        child[to]->add(i,j+1);
    }
};
bool dp(trie* a1,trie* a2,bool g)
{
    bool f=0;
    if(g)
    {
        for(char i='a'; i<='z'; i++)
        {
            if(a1->child[i-'a']!=0&&a2->child[i-'a']==0)
            {
                f=1;
            }
            else if(a1->child[i-'a']!=0&&a2->child[i-'a']!=0)
            {
                f=f||!(dp(a1->child[i-'a'],a2->child[i-'a'],!g));
            }
        }
    }
    else
    {
        for(char i='a'; i<='z'; i++)
        {
            if(a2->child[i-'a']!=0&&a1->child[i-'a']==0)
            {
                f=1;
            }
            else if(a2->child[i-'a']!=0&&a1->child[i-'a']!=0)
            {
                f=f||!(dp(a1->child[i-'a'],a2->child[i-'a'],!g));
            }
        }
    }
    return f;
}
int main()
{
    cin>>n;
    trie* root1=new trie();
    for(int i=0; i<n; i++)
    {
        string q;
        cin>>q;
        v.push_back(q);
        root1->add(i,0);
    }
    v.clear();
    trie* root2=new trie();
    cin>>m;
    for(int i=0; i<m; i++)
    {
        string q;
        cin>>q;
        v.push_back(q);
        root2->add(i,0);
    }
    if(dp(root1,root2,1))
    {
        cout<<"Nina"<<endl;
    }
    else
    {
        cout<<"Emilija"<<endl;
    }

}

Compilation message (stderr)

Main.cpp: In member function 'void trie::add(int, int)':
Main.cpp:41:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |         if(j==v[i].size())return;
      |            ~^~~~~~~~~~~~~
Main.cpp: In function 'std::string getString()':
Main.cpp:22:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   22 |     scanf("%s", c);
      |     ~~~~~^~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10