#include <stdio.h>
void readMatrix(int m, int n, int a[][n]);
void displayMatrix(int m, int n, int c[][n]);
void addMatrix(int m, int n, int a[][n], int b[][n], int c[][n]);
int main()
{
int m, n, p, q;
printf("Enter the no. of rows and columns of matrix A\n");
scanf("%d%d", &m, &n);
printf("Enter the no. of rows and columns of matrix B\n");
scanf("%d%d", &p, &q);
int a[m][n], b[p][q], result[m][n];
if (m != p || n != q)
{
printf("Matrix addition not possible\n");
return 0;
}
printf("Enter %d elements to matrix A\n", m * n);
readMatrix(m, n, a);
printf("Enter %d elements to matrix B\n", m * n);
readMatrix(p, q, b);
printf("Matrix A\n");
displayMatrix(m, n, a);
printf("Matrix B\n");
displayMatrix(p, q, b);
addMatrix(m, n, a, b, result);
printf("Sum Result\n");
displayMatrix(m, n, result);
}
void readMatrix(int m, int n, int a[m][n])
{
for (int i = 0; i < m; i++)
{
for (int j = 0; j < n; j++)
{
scanf("%d", &a[i][j]);
}
}
}
void displayMatrix(int m, int n, int a[m][n])
{
for (int i = 0; i < m; i++)
{
for (int j = 0; j < n; j++)
{
printf("%d ", a[i][j]);
}
printf("\n");
}
}
void addMatrix(int m, int n, int a[m][n], int b[m][n], int c[m][n])
{
for (int i = 0; i < m; i++)
{
for (int j = 0; j < n; j++)
{
c[i][j] = a[i][j] + b[i][j];
}
}
}
