oj.uz

Submission #1084337

# Submission time Handle Problem Language Result Execution time Memory
1084337 2024-09-06T00:11:16 Z BlueGlaucus1 Zamjena (COCI18_zamjena) C++17
70 / 70
 139 ms 16084 KB 
#include <iostream>
#include <string>
#include <map>
#include <vector>
using namespace std;

map<string, vector<string> > con;
map<string, bool> visited;

int dfs(string s){
    int curr_val = 0;
    if(isdigit(s[0])){
        curr_val = stoi(s);
    }
    visited[s] = 1;
    for(int i = 0; i <con[s].size();i++){
        string val = con[s][i];
        if(visited[val]){
            continue;
        }
        int cor = dfs(val);
        if(cor == -1){
            return -1;
        }
        else if (cor ==0){
            continue;
        }
        else if (curr_val==0){
            curr_val = cor;
        }else if (curr_val!=cor){
            return -1;
        }
    }
    return curr_val;
}

int main(){
    int n; cin >> n;
    string arr[n];
    string brr[n];
    for(int i =0; i <n;i++){
        cin >> arr[i];
    }
    for(int i =0; i <n;i++){
        cin >> brr[i];
    }
    for(int i =0; i <n;i++){
        con[arr[i]].push_back(brr[i]);
        con[brr[i]].push_back(arr[i]);
    }

    for(int i = 0; i <n;i++){
    if(!visited[arr[i]]){
        int g = dfs(arr[i]);
        if(g==-1){
            cout <<"NE";
            return 0;
        }
    }
    }
    cout << "DA"<<'\n';
    return 0;
}

Compilation message

zamjena.cpp: In function 'int dfs(std::string)':
zamjena.cpp:16:22: 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]
   16 |     for(int i = 0; i <con[s].size();i++){
      |                    ~~^~~~~~~~~~~~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 600 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory 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 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 604 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 3 ms 1116 KB Output is correct
4 Correct 4 ms 1116 KB Output is correct
5 Correct 6 ms 1372 KB Output is correct
6 Correct 5 ms 1104 KB Output is correct

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 3420 KB Output is correct
2 Correct 45 ms 5968 KB Output is correct
3 Correct 35 ms 7764 KB Output is correct
4 Correct 55 ms 10324 KB Output is correct
5 Correct 139 ms 16084 KB Output is correct
6 Correct 110 ms 12096 KB Output is correct