Submission #472771

#	Time	Username	Problem	Language	Result	Execution time	Memory
472771		MamdouhN	Lozinke (COCI17_lozinke)	C++14	20 / 100	1100 ms	6556 KiB

lozinke

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"

int n,ans;
string password[200002];
map<string,bool>idk;

void check(string a,string b)
{
    idk.clear();
    string x;
    for(int i=0;i<a.size();i++)
    {
        x+=a[i];
        if(x.size()<=b.size())idk[x]=1;
        string y;
        int j = i;
        while(j>=0&&y.size()<b.size())
        {
            y=a[j]+y;
            idk[y]=1;
            j--;
        }
    }
    if(idk[b])ans++;
}

main()
{
    cin>>n;
    for(int i=0;i<n;i++)cin>>password[i];
    for(int i=0;i<n;i++)
    {
        for(int j=0;j<n;j++)
        {
            if(j==i)continue;
            if(password[j].size()>password[i].size())continue;
            //cout<<password[i]<<" "<<password[j]<<endl;
            check(password[i],password[j]);
            //cout<<ans<<endl;
        }
    }
    cout<<ans<<endl;
}

Compilation message (stderr)

lozinke.cpp: In function 'void check(std::string, std::string)':
lozinke.cpp:14:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |     for(int i=0;i<a.size();i++)
      |                 ~^~~~~~~~~
lozinke.cpp: At global scope:
lozinke.cpp:30:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   30 | main()
      | ^~~~

• Subtask 1: 20 / 100