oj.uz

Submission #472778

# Submission time Handle Problem Language Result Execution time Memory
472778 2021-09-14T10:10:29 Z Mr_Ph Lozinke (COCI17_lozinke) C++14
100 / 100
 480 ms 16348 KB 
///made by : Mr_Ph :D
#include<bits/stdc++.h>
#include<unordered_map>
typedef long long ll;
typedef long long int lli;
typedef unsigned long long ull;
using namespace std;
const double PI=acos(-1.0);
const ll mod=(ll)1e9+7;
//int dx[4] = {0, 0, 1, -1};
//int dy[4] = {1, -1, 0, 0};
///the defines :)
#define endl '\n'
#define vi vector<int>
#define vll vector<ll>
#define lower(s) transform(s.begin(),s.end(),s.begin(),::tolower)
#define upper(s) transform(s.begin(),s.end(),s.begin(),::toupper)
#define ent(arr) for(int i=0;i<arr.size();i++)cin>>arr[i];
#define all(arr) arr.begin(),arr.end()
#define allr(arr) arr.rbegin(),arr.rend()
#define sz size()
///the end of the defines ;)
bool cmp(const string &a,const string &b)
{
    return a.sz<b.sz;
}
void solve()
{
    int n;
    cin>>n;
    vector<string>arr(n);
    ent(arr);
    sort(all(arr),cmp);
    map<string,int>mp;
    ll cnt=0;
    for(int i=0; i<n; i++)
    {
        map<string,int>mp1;
        for(int k=0; k<arr[i].sz; k++)
        {
            string c;
            for(int e=k; e<arr[i].sz; e++)
            {
                c+=arr[i][e];
                if(!mp1[c])
                {
                    mp[c]++;
                    mp1[c]++;
                }
            }
        }
    }
    for(int i=0;i<n;i++)
        cnt+=mp[arr[i]]-1;
    cout<<cnt<<endl;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(0);
    //freopen("window.in","r",stdin);
    //freopen("output.txt","w",stdout);
    int t=1;//int st;
    //cin>>t;//cin>>st;
    while(t--)
        solve();
}

Compilation message

lozinke.cpp: In function 'void solve()':
lozinke.cpp:18:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 | #define ent(arr) for(int i=0;i<arr.size();i++)cin>>arr[i];
      |                              ~^~~~~~~~~~~
lozinke.cpp:32:5: note: in expansion of macro 'ent'
   32 |     ent(arr);
      |     ^~~
lozinke.cpp:39:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |         for(int k=0; k<arr[i].sz; k++)
      |                       ^
lozinke.cpp:42:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   42 |             for(int e=k; e<arr[i].sz; e++)
      |                           ^

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 10 ms 716 KB Output is correct
6 Correct 15 ms 652 KB Output is correct
7 Correct 20 ms 1456 KB Output is correct
8 Correct 34 ms 2296 KB Output is correct
9 Correct 85 ms 2352 KB Output is correct
10 Correct 193 ms 7344 KB Output is correct
11 Correct 136 ms 4152 KB Output is correct
12 Correct 480 ms 16348 KB Output is correct
13 Correct 276 ms 2596 KB Output is correct
14 Correct 271 ms 14900 KB Output is correct
15 Correct 412 ms 16196 KB Output is correct
16 Correct 323 ms 1032 KB Output is correct
17 Correct 69 ms 844 KB Output is correct
18 Correct 44 ms 844 KB Output is correct
19 Correct 257 ms 8516 KB Output is correct
20 Correct 133 ms 1020 KB Output is correct