Delete
Delete
Last edited on
You wrote it wrong.
Write it correctly.
std::stoi() might throw.
Here some hints:
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#include <cstdlib>
#include <ctime>
#include <iostream>
#include <sstream>
#include <string>
class osoba {
public:
osoba();
osoba(const osoba& orig);
osoba(const std::string&);
virtual ~osoba() = default;
bool setRc(const std::string&);
std::string getRc() const;
std::string datum() const;
int vek() const;
private:
std::string rc;
bool kontrolaRC(const std::string&) const;
int den() const;
int mesic() const;
int rok() const;
};
constexpr char Default_Rc[] { "9999999999" };
osoba::osoba()
: rc { Default_Rc }
{
}
osoba::osoba(const osoba& orig)
{
rc = orig.getRc();
}
osoba::osoba(const std::string& rc_arg)
{
if(kontrolaRC(rc_arg)) {
rc = rc_arg;
}
else {
rc = Default_Rc;
}
}
bool osoba::kontrolaRC(const std::string& rc_arg) const
{
if(rc_arg.length() != 10) {
std::cout << "Check failed: there should be exactly 10 characters.\n";
return false;
}
try {
int prvnich9 = std::stoi( rc_arg.substr(0, 9) );
int kontrolniCislo = prvnich9 % 11;
if(kontrolniCislo == 10 && rc_arg[9] == '0'){
return true;
}
else if( kontrolniCislo == std::stoi(rc_arg.substr(9,1)) ) {
return true;
}
} catch (std::invalid_argument& e) {
std::cout << "osoba::kontrolaRC(): std::invalid_argument exception "
"has been thrown by std::stoi():\n"
<< e.what() << "\nExiting now.\n";
std::exit(EXIT_FAILURE);
} catch (std::out_of_range& e) {
std::cout << "osoba::kontrolaRC(): std::out_of_range exception has "
"been thrown by std::stoi():\n"
<< e.what() << "\nExiting now.\n";
std::exit(EXIT_FAILURE);
}
return false;
}
std::string osoba::getRc() const
{
return rc;
}
bool osoba::setRc(const std::string& rc_arg)
{
if(kontrolaRC(rc_arg)){
rc = rc_arg;
return true;
}
return false;
}
int osoba::rok() const
{
int ret_val;
try {
ret_val = std::stoi(rc.substr(0,2));
if(ret_val < 54) {
return ret_val + 2000;
}
} catch (std::invalid_argument& e) {
std::cout << "osoba::rok(): std::invalid_argument exception has been "
"thrown by std::stoi():\n"
<< e.what() << "\nExiting now.\n";
std::exit(EXIT_FAILURE);
} catch (std::out_of_range& e) {
std::cout << "osoba::rok(): std::out_of_range exception has been "
"thrown by std::stoi():\n"
<< e.what() << "\nExiting now.\n";
std::exit(EXIT_FAILURE);
}
return ret_val + 1900;
}
int osoba::mesic() const
{
int ret_val;
try {
ret_val = std::stoi(rc.substr(2,2));
if(ret_val > 50) {
return ret_val - 50;
}
} catch (std::invalid_argument& e) {
std::cout << "osoba::mesic(): std::invalid_argument exception has been"
" thrown by std::stoi():\n"
<< e.what() << "\nExiting now.\n";
std::exit(EXIT_FAILURE);
} catch (std::out_of_range& e) {
std::cout << "osoba::mesic(): std::out_of_range exception has been "
"thrown by std::stoi():\n"
<< e.what() << "\nExiting now.\n";
std::exit(EXIT_FAILURE);
}
return ret_val;
}
int osoba::den() const
{
int ret_val;
try {
ret_val = std::stoi(rc.substr(4, 2));
} catch (std::invalid_argument& e) {
std::cout << "osoba::den(): std::invalid_argument exception has been "
"thrown by std::stoi():\n"
<< e.what() << "\nExiting now.\n";
std::exit(EXIT_FAILURE);
} catch (std::out_of_range& e) {
std::cout << "osoba::den(): std::out_of_range exception has been "
"thrown by std::stoi():\n"
<< e.what() << "\nExiting now.\n";
std::exit(EXIT_FAILURE);
}
return ret_val;
}
std::string osoba::datum() const
{
std::ostringstream vystup;
vystup << den() << '.' << mesic() << '.' << rok();
return vystup.str();
}
int osoba::vek() const
{
int vek;
std::time_t t = std::time(0); // get time now
std::tm* now = std::localtime(&t);
int sysrok = now->tm_year + 1900;
int sysmesic = now->tm_mon + 1;
int sysden = now->tm_mday;
vek = sysrok - rok();
if(sysmesic < mesic()) {
--vek;
} else if(sysmesic == mesic() && sysden < den()) {
--vek;
}
return vek;
}
int main()
{
osoba o1;
std::cout << "Nekdo ma rc " << o1.getRc()
<< "\nNekdo je narozen " << o1.datum() << '\n';
for(;;) {
std::cout << "Zadej rodne cislo: ";
std::string RC;
std::cin >> RC;
osoba o2;
if(o2.setRc(RC)) {
std::cout << "Nekdo ma RC: " << o2.getRc()
<< "\nNekdo je narozen " << o2.datum()
<< "\nVek " << o2.vek() << " let\n";
} else {
std::cout << "Chybne RC.\n";
}
}
return 0;
}
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Please, let us know if that can be of any help.
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