Class Template

ClassTemplate/classtemplate.cpp

@@ -0,0 +1,372 @@
+#include<iostream>
+#include<stdlib.h>
+using namespace std;
+
+template<class t>
+class matrix
+{
+ t a[50][50],b[50][50];
+ int r1,c1,r2,c2;
+
+ public:
+ void accept();
+ void add();
+ void multiply();
+ void transpose();
+ void saddlepoint();
+};
+
+template<class t>
+void matrix<t>::accept()
+{
+ cout<<"Enter number of rows in matrix a:";
+ cin>>r1;
+
+ cout<<"Enter number of rows in matrix a:";
+ cin>>c1;
+
+ cout<<"Enter number of columns in matrix b:";
+ cin>>r2;
+
+ cout<<"Enter number of columns in matrix b:";
+ cin>>c2;
+
+ cout<<"\nEnter the elements of matrix 1:";
+ for(int i=0;i<r1;i++)
+ for(int j=0;j<c1;j++)
+ cin>>a[i][j];
+
+ cout<<"\nEnter the elements of matrix 2:";
+ for(int i=0;i<r2;i++)
+ for(int j=0;j<c2;j++)
+ cin>>b[i][j];
+}
+
+template<class t>
+void matrix<t>::add()
+{
+ cout<<"sum\n";
+ t d[r1][c1];
+ for(int i=0;i<r1;i++)
+ {
+  for(int j=0;j<=i;j++)
+  {
+   d[i][j]=a[i][j]+b[i][j];
+   cout<<d[i][j];
+  }
+  cout<<"\n";
+ } 
+}
+
+template<class t>
+void matrix<t>::multiply()
+{
+ cout<<"Product\n";
+ t d[c1][r2];
+ if(r1==c2)
+ {
+  for(int i=0;i<r2;i++)
+  {
+   for(int j=0;j<c1;j++)
+   {
+    d[i][j]=0;
+    for(int k=0;k<c2;k++)
+    {
+     d[i][j]+=a[i][k]*b[k][j];
+     cout<<d[i][j];
+    }
+   }
+  }
+  cout<<"\n";
+ }
+}
+
+template<class t>
+void matrix<t>::transpose()
+{
+ cout<<"Transpose\n";
+ for(int i=0;i<c1;i++)
+ {
+  for(int j=0;j<r2;j++)
+  {
+   cout<<a[j][i];
+  }
+  cout<<"\n";
+ }
+}
+
+template<class t>
+void matrix<t>::saddlepoint()
+{
+ int n,k,m;
+ for(int i=0;i<r2;i++) 
+ {
+  n=a[i][0];
+  for(int j=0;j<c1;j++)
+  {
+   if(n>=a[i][j])
+   {
+    n=a[i][j];
+    k=j;
+   }
+  }
+  m=a[0][k];
+  for(i=0;i<r1;i++)
+  {
+   if(m<=a[i][k])
+   m=a[i][k];
+  }
+  if(m=n)
+  cout<<"Saddle point of the matrix is "<<m;
+ }
+}  
+
+int main()
+{
+ int ch;
+ char choice;
+ matrix <int>obj1;
+ matrix <float>obj2;
+ for(;;)
+ {
+  cout<<"MENU\n1)int value\n2)Float value\n3)Exit\nEnter your choice:";
+  cin>>ch;
+  switch(ch)
+  {
+   case 1:
+   obj1.accept();
+   do
+   {
+    cout<<"MENU\n1)Addition\n2)Multiplication\n3)Transpose\n4)Saddlepoint\n5)Back to above menu\nEnter your choice:";
+    cin>>ch;
+    switch(ch)
+    {
+     case 1:obj1.add();
+     break;
+
+     case 2:obj1.multiply();
+     break;
+
+     case 3:obj1.transpose();
+     break;
+
+     case 4:obj1.saddlepoint();
+     break;
+
+     case 5:break;
+    }
+    cout<<"Continue[y/n]:";
+    cin>>choice;      
+   } 
+   while(choice=='y');
+
+   break;
+
+   case 2:
+   obj2.accept();
+   do
+   {
+    cout<<"MENU\n1)Addition\n2)Multiplication\n3)Transpose\n4)Saddlepoint\n5)Back to above menu\nEnter your choice:";
+    cin>>ch;
+    switch(ch)
+    {
+     case 1:obj2.add();
+     break;
+
+     case 2:obj2.multiply();
+     break;
+
+     case 3:obj2.transpose();
+     break;
+
+     case 4:obj2.saddlepoint();
+     break;
+
+     case 5:break;
+    }
+    cout<<"Continue[y/n]:";
+    cin>>choice; 
+   }
+   while(choice=='y');
+   break;
+
+   case 3:exit(0);
+
+   cout<<"Continue[y/n]:";
+   cin>>choice;
+   if(choice=='n')
+   break;
+  }
+ }
+}    
+
+
+
+
+OUTPUT:
+
+MENU
+1)int value
+2)Float value
+3)Exit
+Enter your choice:1
+Enter number of rows in matrix a:2
+Enter number of rows in matrix a:2
+Enter number of columns in matrix b:2
+Enter number of columns in matrix b:2
+
+Enter the elements of matrix 1:2
+2
+2
+2
+
+Enter the elements of matrix 2:1
+0
+0
+1
+
+MENU
+1)Addition
+2)Multiplication
+3)Transpose
+4)Saddlepoint
+5)Back to above menu
+Enter your choice:1
+
+sum
+32
+23
+
+Continue[y/n]:y
+
+MENU
+1)Addition
+2)Multiplication
+3)Transpose
+4)Saddlepoint
+5)Back to above menu
+Enter your choice:2
+
+Product
+22
+22
+Continue[y/n]:y
+
+MENU
+1)Addition
+2)Multiplication
+3)Transpose
+4)Saddlepoint
+5)Back to above menu
+Enter your choice:3
+
+Transpose
+22
+22
+Continue[y/n]:y
+
+MENU
+1)Addition
+2)Multiplication
+3)Transpose
+4)Saddlepoint
+5)Back to above menu
+Enter your choice:4
+
+Saddle point of the matrix is 2
+Continue[y/n]:y
+
+MENU
+1)Addition
+2)Multiplication
+3)Transpose
+4)Saddlepoint
+5)Back to above menu
+Enter your choice:5
+Continue[y/n]:n
+
+MENU
+1)int value
+2)Float value
+3)Exit
+Enter your choice:2
+Enter number of rows in matrix a:2
+Enter number of rows in matrix a:2
+Enter number of columns in matrix b:2
+Enter number of columns in matrix b:2
+
+Enter the elements of matrix 1:1.33
+26.11
+9.11
+6.77
+
+Enter the elements of matrix 2:1
+0
+0
+1
+MENU
+1)Addition
+2)Multiplication
+3)Transpose
+4)Saddlepoint
+5)Back to above menu
+Enter your choice:1
+
+sum
+2.33 26.11
+9.11 7.77
+Continue[y/n]:y
+
+MENU
+1)Addition
+2)Multiplication
+3)Transpose
+4)Saddlepoint
+5)Back to above menu
+Enter your choice:2
+
+Product
+1.33 26.11
+9.11 6.77
+Continue[y/n]:y
+
+MENU
+1)Addition
+2)Multiplication
+3)Transpose
+4)Saddlepoint
+5)Back to above menu
+Enter your choice:3
+
+Transpose
+1.33  9.11
+26.11 6.77
+Continue[y/n]:y
+
+MENU
+1)Addition
+2)Multiplication
+3)Transpose
+4)Saddlepoint
+5)Back to above menu
+Enter your choice:4
+
+Saddle point of the matrix is 1.33
+Continue[y/n]:y
+
+MENU
+1)Addition
+2)Multiplication
+3)Transpose
+4)Saddlepoint
+5)Back to above menu
+Enter your choice:5
+Continue[y/n]:n
+
+MENU
+1)int value
+2)Float value
+3)Exit
+Enter your choice:3
+
+