Lezione 5

//Laboratorio inf 4    Autore: St3p
#include <iostream.h>
#include <stdlib.h>

void matriceq ();
void matricet ();
void matriced ();

void main()
{
    char scelta;
    cout<<endl;
    cout<<"*******************************************************************************"<<endl<<endl;
    cout<<"                Inserire la scelta:"<<endl;
    cout<<" -(a)-  Matrice 2x2" <<endl;
    cout<<" -(b)-  Matrice 3x3" <<endl;
    cout<<" -(c)-  Matrice 4x4" <<endl;
    cout<<endl;
    cout<<"Scelta:    ";
    cin>>scelta;
    if (scelta=='a')
    {
        matriced();
    }
    else if (scelta=='b')
    {
        matricet();
    }
    else if (scelta=='c')
    {
        matriceq();
    }
    else
    {
        cout<<"Scelta non valida... Il programma si spegnera'...";
        cout<<endl <<endl;
        system ('pause');
        system('exit');
    }
}

void matriced();
{
    //Premetto che questo programma funzioni ma è fatto a negris...
    int a,b,c,d;
    cout<<endl;
    cout<<"              INSERIRE LA MATRICE 2X2" <<endl<<endl;
    cout<<"*******************************************************************************"<<endl<<endl;
    cin>>a;
    cin>>b;
    cin>>c;
    cin>>d;
    cout<<endl;
    cout<<"*******************************************************************************"<<endl;
    cout<<endl <<endl;
    system ("pause");
    system ("cls");
    cout<<"                    MATRICE" <<endl<<endl;
    cout<<"*******************************************************************************"<<endl<<endl;
    cout<<"            "<<a<<"  "<<b<<endl;
    cout<<"            "<<c<<"  "<<d<<endl;
    cout<<endl;
    cout<<"*******************************************************************************"<<endl;
    cout <<endl <<endl;
    system ("pause");
}

void matriceq();
{
    //Premetto che questo programma funzioni ma è fatto a negris...
    int a,b,c,d,e,f,g,h,i;
    cout<<endl;
    cout<<"              INSERIRE LA MATRICE 3X3" <<endl<<endl;
    cout<<"*******************************************************************************"<<endl<<endl;
    cin>>a;
    cin>>b;
    cin>>c;
    cin>>d;
    cin>>e;
    cin>>f;
    cin>>g;
    cin>>h;
    cin>>i;
    cout<<endl;
    cout<<"*******************************************************************************"<<endl;
    cout<<endl <<endl;
    system ("pause");
    system ("cls");
    cout<<"                    MATRICE" <<endl<<endl;
    cout<<"*******************************************************************************"<<endl<<endl;
    cout<<"            "<<a<<"  "<<b<<"  "<<c<<endl;
    cout<<"            "<<d<<"  "<<e<<"  "<<f<<endl;
    cout<<"            "<<g<<"  "<<h<<"  "<<i<<endl;
    cout<<endl;
    cout<<"*******************************************************************************"<<endl;
    cout <<endl <<endl;
    system ("pause");
}

void matriceq();
{
    //Premetto che questo programma funzioni ma è fatto a negris...
    int a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p;
    cout<<endl;
    cout<<"              INSERIRE LA MATRICE 4X4" <<endl<<endl;
    cout<<"*******************************************************************************"<<endl<<endl;
    cin>>a;
    cin>>b;
    cin>>c;
    cin>>d;
    cin>>e;
    cin>>f;
    cin>>g;
    cin>>h;
    cin>>i;
    cin>>j;
    cin>>k;
    cin>>l;
    cin>>m;
    cin>>n;
    cin>>o;
    cin>>p;
    cout<<endl;
    cout<<"*******************************************************************************"<<endl;
    cout<<endl <<endl;
    system ("pause");
    system ("cls");
    cout<<"                    MATRICE" <<endl<<endl;
    cout<<"*******************************************************************************"<<endl<<endl;
    cout<<"            "<<a<<"  "<<b<<"  "<<c<<"  "<<d<<endl;
    cout<<"            "<<e<<"  "<<f<<"  "<<g<<"  "<<h<<endl;
    cout<<"            "<<i<<"  "<<j<<"  "<<k<<"  "<<l<<endl;
    cout<<"            "<<m<<"  "<<n<<"  "<<o<<"  "<<p<<endl;
    cout<<endl;
    cout<<endl;
    cout<<"*******************************************************************************"<<endl;
    cout <<endl <<endl;
    system ("pause");
}