Submission #312107

#	Time	Username	Problem	Language	Result	Execution time	Memory
312107		maozkurt	Dijamant (COI16_dijament)	C++17	27 / 100	2033 ms	6140 KiB

dijament

#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <ctime>
#include <iostream>
#include <algorithm>
#include <queue>
#include <map>
#include <set>
#include <vector>
#include <string>
#include <stack>
#include <numeric>
#include <cassert>

#define endl '\n'
#define sp ' '

#define pb push_back
#define mp make_pair
#define ff first
#define ss second

using namespace std;

typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;


map<string,int> strtonum;

// DSU decl
int p[1000005];
int siz[1000005];
int findp(int v){
    if(v==p[v]) return v;
    return p[v] = findp(p[v]);
}

int lastmap = 1;
int makeset(string s){
    //if(strtonum.find(s) != strtonum.end())
    //    return -1;

    strtonum[s] = lastmap;
    p[lastmap]=lastmap;
    siz[lastmap] = 1;
    
    lastmap++;

    return 0;
    //
}

void unite(int v,int u){
    v = findp(v);
    u = findp(u);
    if(v==u) return;
    
    if(siz[v]>=siz[u]){
        p[u] = v;
        siz[v] += siz[u];
    }
    else{
        p[v] = u;
        siz[u] += siz[v];
    }
}
//END DSU decl






map<string,vector<string>> classes; // input uygunsa en son eklenecek

int main(){
    
    ios_base::sync_with_stdio(false);cin.tie(nullptr);cout.tie(nullptr);cerr.tie(nullptr);
    string inn;
    getline(std::cin,inn);
    // diamond check yok
    int q = stoi(inn);
    while(q--){
        string s;getline(std::cin,s);
        //cout<<"INPUT:"<<sp<<s<<sp<<"END"<<sp;

        // Split input
        string def;
        vector<string> inherit;
        int lasti=0;
        if(s[0] == ' ') lasti++;

        for(int i=lasti;i<s.size();i++){
            if(s[i]==' '){
                def = s.substr(0,i);
                lasti = i+1;
                break;
            }
        }

        for(int i=lasti;i<s.size();i++){
            if(s[i]==' '){
                if(s[lasti]==':' || s[lasti]==';'){lasti=i; continue;}
                //cerr<<"i"<<sp<<i<<sp<<"lasti"<<sp<<lasti<<endl;
                inherit.pb(s.substr(lasti+1,i-1-lasti));
                
                lasti=i;
            }
        }
        //END Split input

        //string to int yapilacak
        cerr<<def<<sp<<':'<<sp;
        for(string cc : inherit) cerr<<cc<<","<<sp;
        bool yalaan=false;
        if(strtonum.find(def) != strtonum.end()){
            cerr<<"|| def is decl"<<sp;
            cout<<"greska"<<endl;
            continue;
        }
        for(string c : inherit){
            if(strtonum.find(c) == strtonum.end()){
                cerr<<"|| "<<c<<sp<<"not decl"<<sp;
                if(c.back()==';')cerr<<endl<<"GEBER"<<endl;
                yalaan = true;
                break;
            }
        }
        if(yalaan){
            cout<<"greska"<<endl;
            continue;
        }

        
        // Diamond kontrolu icin burada checklemek lazim, buradan sonra def'i ekliyoruz
        
        makeset(def);
        
        cout<<"ok"<<endl;



    }
    
}

Compilation message (stderr)

dijament.cpp: In function 'int main()':
dijament.cpp:97:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   97 |         for(int i=lasti;i<s.size();i++){
      |                         ~^~~~~~~~~
dijament.cpp:105:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  105 |         for(int i=lasti;i<s.size();i++){
      |                         ~^~~~~~~~~

• Subtask 1: 13 / 13
• Subtask 2: 14 / 14
• Subtask 3: 0 / 29
• Subtask 4: 0 / 44