#include <iostream>

using namespace std;

int main()
{
    while(1) {
    cout<<"Vítejte\n";
    cout<<"Kalkulacka 1.0.0\n";
    cout<<"Vyberte matematickou operaci:"<<endl;
    cout<<"MAXIMUM MATEMATICKYCH OPERANDU JE 5 !!!"<<endl;
    cout<<"1. scitani"<<endl;
    cout<<"2. odcitani"<<endl;
    cout<<"3. nasobeni"<<endl;
    cout<<"4. deleni"<<endl;
    int x,y;
    float a,b,c,d,e,v;
    cin >>x;
    }

if (x == 1){
    cout<< "Vybral jste scitani\n";
cout<<" Nyni vyberte pocet matematickych operandu:"<<endl;
cin>>y;
if (y < 2) {
cout<< "Musite scitat alespon 2 cisla!!!"<<endl;}
else if (y ==2) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    v = a+b;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==3) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    v = a+b+c;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==4) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    cout<<"Zadejte ctvrty operand"<<endl;
    cin>>d;
    v = a+b+c+d;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==5) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    cout<<"Zadejte ctvrty operand"<<endl;
    cin>>d;
    cout<<"Zadejte paty operand"<<endl;
    cin>>e;
    v = a+b+c+d+e;
    cout<<"Vas vysledek je: "<<v<<endl;}


}









else if (x == 2) {
    cout<< "Vybral jste odcitani\n";
cout<<" Nyni vyberte pocet matematickych operandu:"<<endl;
    cin>>y;
if (y < 2) {
cout<< "Musite odcitat alespon 2 cisla!!!"<<endl;}
else if (y ==2) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    v = a-b;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==3) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    v = a-b-c;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==4) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    cout<<"Zadejte ctvrty operand"<<endl;
    cin>>d;
    v = a-b-c-d;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==5) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    cout<<"Zadejte ctvrty operand"<<endl;
    cin>>d;
    cout<<"Zadejte paty operand"<<endl;
    cin>>e;
    v = a-b-c-d-e;
    cout<<"Vas vysledek je: "<<v<<endl;}
}







    else if (x == 3) {
    cout<< "Vybral jste nasobeni\n";
cout<<" Nyni vyberte pocet matematickych operandu:"<<endl;
        cin>>y;
if (y < 2) {
cout<< "Musite nasobit alespon 2 cisla!!!"<<endl;}
else if (y ==2) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    v = a*b;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==3) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    v = a*b*c;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==4) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    cout<<"Zadejte ctvrty operand"<<endl;
    cin>>d;
    v = a*b*c*d;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==5) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    cout<<"Zadejte ctvrty operand"<<endl;
    cin>>d;
    cout<<"Zadejte paty operand"<<endl;
    cin>>e;
    v = a*b*c*d*e;
    cout<<"Vas vysledek je: "<<v<<endl;}}










else if (x == 4) {
    cout<< "Vybral jste deleni\n";
cout<<" Nyni vyberte pocet matematickych operandu:"<<endl;
       cin>>y;
if (y < 2) {
cout<< "Musite delit alespon 2 cisla!!!"<<endl;}
else if (y ==2) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    v = a/b;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==3) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    v = a/b/c;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==4) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    cout<<"Zadejte ctvrty operand"<<endl;
    cin>>d;
    v = a/b/c/d;
    cout<<"Vas vysledek je: "<<v<<endl;}
else if (y ==5) {
    cout<<"Zadejte prvni operand:"<<endl;
    cin>>a;
    cout<<"Zadejte druhy operand"<<endl;
    cin>>b;
    cout<<"Zadejte treti operand"<<endl;
    cin>>c;
    cout<<"Zadejte ctvrty operand"<<endl;
    cin>>d;
    cout<<"Zadejte paty operand"<<endl;
    cin>>e;
    v = a/b/c/d/e;
    cout<<"Vas vysledek je: "<<v<<endl;} }
int o;
cout<<"Chcete pokracovat, jestlize ano zadejte hodnotu 1, pokud nechete pokracovat zadejte hodnotu 0"<<endl;
cin>>o;
if (o == 0 ){
    break
}


}