C++ program for addition and subtraction of two matrices
kw.cpp
#include<iostream>usingnamespacestd;intmain(){inta[10][10],b[10][10],c[10][10],i,j,m,n;cout<<"———————————————————————————————————————————";cout<<"\nProgram for addition and subtraction of matrices\n";cout<<"———————————————————————————————————————————";cout<<"\nEnter the number of row(s) ";cin>>m;cout<<"Enter the number of column(s) ";cin>>n;if(m&&n<=0||m*n<=0){cout<<"-------------------------------------------";cout<<"\nEnter the valid number of rows and columns";cout<<"\n-------------------------------------------\n";}else{cout<<"\nEnter elements for matrix A \n";for(i=1;i<=m;i++){for(j=1;j<=n;j++){cout<<"["<<i<<"]"<<"["<<j<<"]=";cin>>a[i][j];}cout<<"\n";}cout<<"Enter elements for matrix B \n";for(i=1;i<=m;i++){for(j=1;j<=n;j++){cout<<"["<<i<<"]"<<"["<<j<<"]=";cin>>b[i][j];}cout<<"\n";}cout<<"Matrix A is \n";for(i=1;i<=m;i++){for(j=1;j<=n;j++){cout<<"\t"<<a[i][j];}cout<<"\n";}cout<<"Matrix B is \n";for(i=1;i<=m;i++){for(j=1;j<=n;j++){cout<<"\t"<<b[i][j];}cout<<"\n";}cout<<"The addition of matrix A and matrix B is\n";for(i=1;i<=m;i++){for(j=1;j<=n;j++){c[i][j]=a[i][j]+b[i][j];cout<<"\t"<<c[i][j];}cout<<"\n";}cout<<"The subtraction of matrix A and matrix B is\n";for(i=1;i<=m;i++){for(j=1;j<=n;j++){c[i][j]=a[i][j]-b[i][j];cout<<"\t"<<c[i][j];}cout<<"\n";}}cout<<"———————————————————————————————————————————\n";return0;}
Output
kodingwindow@kw:~$ g++ kw.cpp kodingwindow@kw:~$ ./a.out
———————————————————————————————————————————
Program for addition and subtraction of matrices
———————————————————————————————————————————
Enter the number of row(s) 2
Enter the number of column(s) 2
Enter elements for matrix A
[1][1]=5
[1][2]=5
[2][1]=6
[2][2]=6
Enter elements for matrix B
[1][1]=6
[1][2]=6
[2][1]=5
[2][2]=5
Matrix A is
5 5
6 6
Matrix B is
6 6
5 5
The addition of matrix A and matrix B is
11 11
11 11
The subtraction of matrix A and matrix B is
-1 -1
1 1
———————————————————————————————————————————
kodingwindow@kw:~$
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