Matrix Multiplication using C

Matrix Multiplication

#include<stdio.h>

#include<conio.h>

int a[20][20],b[20][20],c[20][20];

void main()

{

int i,j,k,n;

clrscr();

printf("\nEnter the order of Matrix(order of 2):=");

scanf("%d",&n);

printf("\nEnter first matrix:=\n");

for(i=0;i<n;i++)

{

for(j=0;j<n;j++)

{

printf("A[%d][%d]:=",i,j);

scanf("%d",&a[i][j]);

}

}

printf("\nEnter second matrix:=\n");

for(i=0;i<n;i++)

{

for(j=0;j<n;j++)

{

printf("B[%d][%d]:=",i,j);

scanf("%d",&b[i][j]);

}

}

clrscr();

printf("\nMatrix A :=\n");

for(i=0;i<n;i++)

{

for(j=0;j<n;j++)

{

printf("%d ",a[i][j]);

}

printf("\n");

}

printf("\nMatrix B :=\n");

for(i=0;i<n;i++)

{

for(j=0;j<n;j++)

{

printf("%d ",b[i][j]);

}

printf("\n");

}

for(i=0;i<n;i++)

{

for(j=0;j<n;j++)

{

c[i][j]=0;

for(k=0;k<n;k++)

{

c[i][j]+=a[i][k]+b[k][j];

}

}

}

printf("\nMultiplication of two matrix A*B=C :=\n");

for(i=0;i<n;i++)

{

for(j=0;j<n;j++)

{

printf("%d ",c[i][j]);

}

printf("\n");

}

getch();

}

Source code: =https://github.com/shouvik126/matrix-multiplication

Output: =