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Zadania maturalne (informatyka rozszerzona). Maj 2014, zadanie 5. C++11/C++17
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Dane do zadania dostępne są pod adresem: | |
https://arkusze.pl/maturalne/informatyka-2014-maj-matura-rozszerzona-zalaczniki.zip |
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#include <iostream> | |
#include <fstream> | |
#include <vector> | |
#include <string> | |
#include <numeric> // -std=c++17 | |
// W <numeric> jest m. in. NWD (GCD) | |
using namespace std; | |
vector<string> napisy; | |
bool liczba_pierwsza(int liczba) { | |
for(int i = 2; i <= liczba / 2; i++) { | |
if(liczba % i == 0) { | |
return false; | |
} | |
} | |
return true; | |
} | |
int suma_ascii(string& napis) { | |
int suma = 0; | |
for(int i = 0; i < napis.length(); i++) { | |
suma += (char)napis[i]; | |
} | |
return suma; | |
} | |
int napis_pierwszy_licz(vector<string>& dane) { | |
int ile = 0; | |
for (string l : dane) { | |
if (liczba_pierwsza(suma_ascii(l))) { | |
ile++; | |
} | |
} | |
return ile; | |
} | |
void wczytaj_napisy(vector<string>& tablica) { | |
ifstream plik_we("NAPIS.TXT"); | |
string napis = ""; | |
while(getline(plik_we, napis)) { | |
tablica.push_back(napis); | |
} | |
// Dobry nawyk: | |
plik_we.close(); | |
} | |
int main() { | |
wczytaj_napisy(napisy); | |
cout << napis_pierwszy_licz(napisy) << endl; | |
return 0; | |
} |
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#include <iostream> | |
#include <fstream> | |
#include <vector> | |
#include <string> | |
#include <numeric> // -std=c++17 | |
// W <numeric> jest m. in. NWD (GCD) | |
using namespace std; | |
vector<string> napisy; | |
void wczytaj_napisy(vector<string>& tablica) { | |
ifstream plik_we("NAPIS.TXT"); | |
string napis = ""; | |
while(getline(plik_we, napis)) { | |
tablica.push_back(napis); | |
} | |
// Dobry nawyk: | |
plik_we.close(); | |
} | |
bool napis_rosnacy(string& napis) { | |
for (int i = 0; i < napis.length() - 1; i++) { | |
if (napis[i] >= napis[i+1]) { | |
return false; | |
} | |
} | |
return true; | |
} | |
int main() { | |
wczytaj_napisy(napisy); | |
for (string l : napisy) { | |
if (napis_rosnacy(l)) { | |
cout << l << endl; | |
} | |
} | |
return 0; | |
} |
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#include <iostream> | |
#include <fstream> | |
#include <vector> | |
#include <string> | |
#include <numeric> // -std=c++17 | |
// W <numeric> jest m. in. NWD (GCD) | |
using namespace std; | |
vector<string> napisy; | |
void wczytaj_napisy(vector<string>& tablica) { | |
ifstream plik_we("NAPIS.TXT"); | |
string napis = ""; | |
while(getline(plik_we, napis)) { | |
tablica.push_back(napis); | |
} | |
// Dobry nawyk: | |
plik_we.close(); | |
} | |
int main() { | |
wczytaj_napisy(napisy); | |
for (int i = 0; i < napisy.size(); i++) { | |
for (int j = i + 1; j < napisy.size(); j++) { | |
if (napisy[i] == napisy[j]) { | |
cout << napisy[i] << endl; | |
break; | |
} | |
} | |
} | |
return 0; | |
} |
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