Умножаване на две цели числа

3 Responses to Умножаване на две цели числа

1. dreanor каза:

   17 декември, понеделник в 09:50

   #include <cstdlib>
   #include <iostream>
   #include <iomanip.h>
   using namespace std;
   
   int main(int argc, char *argv[])
   {
       int a,b;
       cout << "wuwedi dwe chetirichisleni chisla: ";    
       cin>>a>>b;
       if (((a<=9999)&&(a>=1000))&&((b<=9999)&&(b>=1000)))
       {
           cout<<a<<" x "<<b<<endl;
           cout<<"__________"<<endl;
           cout<<setw(11)<<((a%10)*b)<<endl;
           cout<<"+"<<setw(9)<<((a%100/10)*b)<<endl;
           cout<<"+"<<setw(8)<<((a%1000/100)*b)<<endl;
           cout<<"+"<<setw(7)<<((a/1000)*b)<<endl;
           cout<<"__________"<<endl;
           cout<<setw(10)<<a*b<<endl;
       }
       else cout<<"Newalidni chisla\n";
       
       
       system("PAUSE");
       return EXIT_SUCCESS;
   }
   

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2. Gadget каза:

   17 декември, понеделник в 13:02

    
   #include <iomanip.h>
   
   int x,x1,x2,x3,x4,y;
       cout<<"Vavedete dve tzeli chisla(max 4-cifreni):"<<endl;
       cin>>x>>y;
       //Razdelqme chisloto na cifri
       x4=x/1000;
       x3=(x/100)%10;
       x2=(x/10)%10;
       x1=x%10;
       //Podrejdame operaciite
       cout<<setw(4)<<x<<" x "<<y<<endl;
       cout<<"-----------"<<endl;
       cout<<setw(10)<<x1*y<<endl;
       cout<<"+"<<setw(8)<<x2*y<<endl;
       cout<<"+"<<setw(7)<<x3*y<<endl;
       cout<<"+"<<setw(6)<<x4*y<<endl;
       cout<<"-----------"<<endl;
       cout<<setw(10)<<x*y<<endl;
       system("PAUSE");
       return 0;
   

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3. maleboldjia каза:

   18 декември, вторник в 22:09

   #include <cstdlib>
   #include <iostream>
   #include <iomanip>
   
   using namespace std;
   
   int main(int argc, char *argv[])
   {
   int x,y,a,b,c,d;
   cout<<"Vavedi dve chisla (ot 1000 do 9999): ";
   cin>>x>>y;
   if (((x>=1000)&&(x<10000)&&(y>=1000)&&(y<10000))){
   	a=y/1000;
   	b=y/100%10;
   	c=y/10%10;
   	d=y%10;
   	cout<<x<<"x"<<y<<"="<<x*y<<endl;
   	cout<<endl;
   	cout<<setw(10)<<x*d<<endl;
   	   cout<<"+";
   	cout<<setw(8)<<x*c<<endl;
   	   cout<<"+";
   	cout<<setw(7)<<x*b<<endl;
   	   cout<<"+";
   	cout<<setw(6)<<x*a<<endl;
   	cout<<"----------"<<endl;
   	cout<<setw(10)<<x*y<<endl;
   }
   else cout<<"Nevalidni chisla."<<endl;
   
   
   	system("pause");
   	return 0;
   }
   

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