Submission #471489

#	Time	Username	Problem	Language	Result	Execution time	Memory
471489		HossamHero7	Zamjena (COCI18_zamjena)	C++14	70 / 70	212 ms	16080 KiB

zamjena

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
#define endl '\n'
map <string,vector<string>> adj;
map <string,bool> vis;
string curNum = "-1";
bool isNum(string s){
    for(auto i : s){
        if(i < '0' || i > '9') return 0;
    }
    return 1;
}
bool valid = 1;
void dfs(string node){
    vis[node] = 1;
    if(isNum(node) && curNum == "-1"){
        curNum = node;
    }
    for(auto ch : adj[node]){
        if(!isNum(ch) || curNum == ch || curNum == "-1"){
            if(!vis[ch]) dfs(ch);
        }
        else valid = 0;
    }
}
void solve(){
    int n;
    cin>>n;
    vector <string> v1(n);
    vector <string> v2(n);
    for(auto &i:v1) cin>>i;
    for(auto &i:v2) cin>>i;
    for(int i=0;i<n;i++){
        adj[v1[i]].push_back(v2[i]);
        adj[v2[i]].push_back(v1[i]);
    }
    for(auto i : v1){
        if(!vis[i]) dfs(i);
        if(!valid){
            cout<<"NE"<<endl;
            return;
        }
        valid = 1;
        curNum = "-1";
    }
    for(auto i : v2){
        if(!vis[i]) dfs(i);
        if(!valid){
            cout<<"NE"<<endl;
            return;
        }
        curNum = "-1";
    }
    cout<<"DA"<<endl;
}
int main()
{
    int t=1;
    // cin>>t;
    while(t--){
        solve();
    }
    return 0;
}

• Subtask 1: 14 / 14
• Subtask 2: 14 / 14
• Subtask 3: 14 / 14
• Subtask 4: 14 / 14
• Subtask 5: 14 / 14