Initial commit

c++/Others/Complex nos.cpp

@@ -0,0 +1,74 @@
+Complex nos
+
+#include<iostream.h>
+#include<conio.h>
+class complex
+{
+	private:
+		float real,img;
+	public:
+		void assign(float x,float y)
+		{
+			real=x;
+			img=y;
+		}
+		void print()
+		{  if(img>=0)
+			cout<<real<<"+"<<img<<"i";
+			else
+				cout<<real<<img<<"i";
+		getch();
+		}
+};
+void add( float a,float b,float c, float d)
+	{
+
+		float e,f;complex g;
+		e=a+c;
+		f=b+d;
+		g.assign(e,f);
+	   g.print();
+	}
+void sub( float a,float b,float c, float d)
+	{
+
+		float e,f;complex g;
+		e=a-c;
+		f=b-d;
+		g.assign(e,f);
+	   g.print();
+	}
+void mul( float a,float b,float c, float d)
+	{
+
+		float e,f; complex g;
+		e=a*c-b*d;
+		f=b*c+a*d;
+		g.assign(e,f);
+	   g.print();
+	}
+void main()
+{
+	float a,b,c,d;
+	complex x,y,z;
+	clrscr();
+	cout<<" for complex 1:";
+	cout<<"real part:";
+	cin>>a;
+	cout<<"imaginary part:";
+	cin>>b;
+	cout<<" for complex 2:";
+	cout<<"real part:";
+	cin>>c;
+	cout<<"imaginary part:";
+	cin>>d;
+	x.assign(a,b);
+	y.assign(c,d);
+	cout<<"**************original data:************\n";
+	cout<<"Complex 1:\n";x.print();
+	cout<<"\n Complex 2:\n";y.print();
+	cout<<"\n************=================**********\n";
+	cout<<"\n Addition:\n";add(a,b,c,d);
+	cout<<"\n Subtraction:\n";sub(a,b,c,d);
+	cout<<"\n Multipication:\n";mul(a,b,c,d);
+  }