oj.uz

답안 #845372

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
845372 2023-09-06T13:22:44 Z vjudge1 Trener (COCI20_trener) C++17
0 / 110
 117 ms 1072 KB 
#include <iostream>
#include <bits/stdc++.h>
using namespace std;
#define MOD 1000000007
#define ll long long
#define pri pair<int,int>
#define prl pair<ll,ll>
#define vi vector<int>
#define vl vector<ll>
#define vp vector<pair<int,int>>
#define vpl vector<pair<ll,ll>>
#define re return 0
#define sqrt sqrtl

struct node {
    string val;
    vector<int> adj; //asagi
    ll ds = 0;
};

int insides(string s1, string s2) {
    if (s1.find(s2)!=s1.npos) {
        return 1;
    } return 0;
}

int32_t main() {
    int n,k;cin>>n>>k;
    vector<node> nodes(n*k);

    for (int i = 0;i<n;i++) {
        for (int j = 0;j<k;j++) {
            string s1;cin>>s1;nodes[i*k+j].val=s1;
        }
    }
    map<string,int> seen;
    for (int i = n-1;i>-1;i--){
        for (int j = 0;j<k;j++) {
            seen.clear();
            if (i==n-1) {nodes[i*k+j].ds=1;continue;}
            nodes[i*k+j].ds=0;
            for (int x = 0;x<k;x++) {
                if (seen[nodes[(i+1)*k+x].val]) {
                    continue;
                } seen[nodes[(i+1)*k+x].val]=1;
                if (insides(nodes[(i+1)*k+x].val,nodes[i*k+j].val)) {
                    nodes[(i+1)*k+x].adj.push_back(i*k+j);
                    nodes[i*k+j].ds+=nodes[(i+1)*k+x].ds;
                }
            }
        }
    }


    ll t = 0;
    for (int i = 0;i<k;i++){
        t+=nodes[i].ds;
    } cout<<t%MOD<<endl; 

    /* for (int  i = 0;i<n*k;i++) {
        cout<<nodes[i].val<<" "<<nodes[i].ds<<" "<<nodes[i].adj.size()<<endl;
    } */
    return 0;
}

Subtask #1
0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Incorrect 1 ms 344 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 33.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 117 ms 1072 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Incorrect 1 ms 344 KB Output isn't correct
5 Halted 0 ms 0 KB -