Initial commit

2019-11-15 12:59:38 +01:00
parent 40a414d210
commit b880c3ccde
6814 changed files with 379441 additions and 0 deletions
@@ -0,0 +1,239 @@
+This is a program of matrix capable of doing several works with two matrices.
+It can add, subtract, multiply of two matrices and
+if user wants to see the input entered in two matrices he can also see. It
+provides the facility to user to do again some work on another matrix
+without running the program twice.
+
+Code :
+#include<iostream.h>
+#include<conio.h>
+#include<iomanip.h>
+#include<process.h>
+#define sk 100
+class matrix
+{
+public:
+int i,j,k,sum,r1,r2,c1,c2;
+int m1[sk][sk],m2[sk][sk];
+char reply;
+void getin(void);
+void mply(void);
+void add(void);
+void minus(void);
+void read(void);
+void input(void);
+};
+void matrix::getin()
+{
+cout<<"
+
+	 WELCOME TO SOLUTION OF TWO MATRICRES ";
+cout<<"
+	 -------------------------------------";
+
+cout<<"
+
+	 YOU CAN CALCULATE UPTO A LIMIT OF MATRIX 100 * 100 ";
+cout<<"
+
+	 YOU CAN DO THE FOLLOWING : 
+
+	 ADDITION 
+	 
+SUBTRACTION
+";
+cout<<"
+	 MULTIPLICATION AND 
+	 READ ONLY ";
+cout<<"
+
+
+	 DO YOU WANT TO CONTINUE [Y/N] : ";
+cin >>reply;
+if(reply=='y'||reply=='Y')
+{
+cout<<"
+
+	 Enter the number of rows and columns of matrix 1 : ";
+cin>>r1>>c1;
+cout<<"
+ Enter the value of matrix 1 : "<<endl;
+for(i=0;i<r1;i++)
+   for(j=0;j<c1;j++)
+   cin>>m1[i][j];
+cout<<"
+	 Enter the number of rows and columns of matrix 2 : ";
+cin>>r2>>c2;
+cout<<"
+ Enter the value of matrix 2 : "<<endl;
+for(i=0;i<r2;i++)
+   for(j=0;j<c2;j++)
+   cin>>m2[i][j];
+}
+else exit(0);
+}
+void matrix::mply()
+{
+cout<<"
+ THE RESULT AFTER MULTIPLICATION IS : 
+";
+if(c1==r2)
+{
+for(i=0;i<r1;i++)
+   {
+   cout<<endl;
+   for(j=0;j<c2;j++)
+   {
+   sum=0;
+   for(k=0;k<c1;k++)
+   sum+=m1[i][k]*m2[k][j];
+   cout<<setw(6)<<sum;
+   }
+   }
+}
+else
+	{
+	cout<<"
+	 INVALID INPUT ";
+	cout<<"
+	 MULTIPLICATION NOT POSSIBLE ";
+	}
+}
+void matrix::add()
+{
+cout<<"
+ THE RESULT AFTER ADDITION IS : 
+";
+if(r1==r2&&c1==c2)
+{
+for(i=0;i<r1;i++)
+   {
+   cout<<endl;
+   for(j=0;j<c1;j++)
+   cout<<setw(3)<<(m1[i][j]+m2[i][j]);
+   }
+}
+else
+	{
+	cout<<"
+	 INVALID INPUT ";
+	cout<<"
+	 ADDITION NOT POSIIBLE ";
+	}
+}
+void matrix::minus()
+{
+cout<<"
+ THE RESULT AFTER SUBTRACTION IS : 
+";
+if(r1==r2&&c1==c2)
+{
+for(i=0;i<r1;i++)
+   {
+   cout<<endl;
+   for(j=0;j<c1;j++)
+   cout<<setw(3)<<(m1[i][j]-m2[i][j]);
+   }
+}
+else
+	{
+	cout<<"
+	 INVALID INPUT ";
+	cout<<"
+	 SUBTRACTION NOT POSSIBLE ";
+	}
+
+}
+void matrix::read()
+{
+cout<<"
+ ENTERED MATRIX 1 IS : 
+";
+for(i=0;i<r1;i++)
+   {
+   cout<<endl;
+   for(j=0;j<c1;j++)
+   cout<<setw(3)<<m1[i][j];
+   }
+cout<<endl;
+cout<<"
+ ENTERED MATRIX 2 IS : 
+";
+for(i=0;i<r2;i++)
+   {
+   cout<<endl;
+   for(j=0;j<c2;j++)
+   cout<<setw(3)<<m2[i][j];
+   }
+}
+void main()
+{
+int ans,option;
+char response;
+matrix m;
+clrscr();
+start :
+m.getin();
+again :
+cout<<"
+	 What you wish to do : "<<endl;
+cout<<"
+	 1.ADDITION ";
+cout<<"
+	 2.SUBTRACTION ";
+cout<<"
+	 3.MULTIPLY ";
+cout<<"
+	 4.READ ONLY ";
+cout<<"
+	 5.EXIT ";
+cout<<"
+
+
+	 ENTER YOUR CHOICE IN NUMBERS : ";
+repeat :
+cin>>ans;
+switch(ans)
+{
+case 1 : m.add(); break;
+case 2 : m.minus(); break;
+case 3 : m.mply(); break;
+case 4 : m.read(); break;
+case 5 : goto exit ;
+default :
+{
+cout<<"
+	 INVALID ENTRY 
+	 ENTER YOUR CHOICE AGAIN : ";
+goto repeat;
+}
+}
+cout<<"
+	 DO YOU WANT TO DO IT FOR ANOTHER TIME [Y/N] : ";
+cin>>response;
+if(response=='y'||response=='Y')
+{
+wrong:
+cout<<"
+	 Enter your choice in number 
+";
+cout<<"
+	 1.FOR Same matrix 
+	 2.FOR Another matrix 
+
+	 ";
+cin>>option;
+switch(option)
+{
+case 1 : goto again;
+case 2 : goto start;
+default: cout<<"
+
+	 INVALID ENTRY "; goto wrong;
+}
+}
+exit :
+getch();
+}
+
+