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112 lines
3.0 KiB
C++
112 lines
3.0 KiB
C++
#include<conio.h>
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#include<iostream>
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using namespace std;
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int main()
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{
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int a[10][10], b[10][10], c[10][10];
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int x, y, i, j, m, n;
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cout << "\nEnter the number of rows and columns for Matrix A:::\n\n";
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cin >> x >> y;
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// x denotes number rows in matrix A
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// y denotes number columns in matrix A
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cout << "\n\nEnter elements for Matrix A :::\n\n";
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for (i = 0; i < x; i++)
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{
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for (j = 0; j < y; j++)
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{
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cin >> a[i][j];
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}
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cout << "\n";
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}
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cout << "\n\nMatrix A :\n\n";
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for (i = 0; i < x; i++)
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{
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for (j = 0; j < y; j++)
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{
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cout << "\t" << a[i][j];
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}
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cout << "\n\n";
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}
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cout << "\n-----------------------------------------------------------\n";
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cout << "\nEnter the number of rows and columns for Matrix B:::\n\n";
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cin >> m >> n;
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// m denotes number rows in matrix B
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// n denotes number columns in matrix B
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cout << "\n\nEnter elements for Matrix B :::\n\n";
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for (i = 0; i < m; i++)
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{
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for (j = 0; j < n; j++)
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{
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cin >> b[i][j];
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}
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cout << "\n";
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}
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cout << "\n\nMatrix B :\n\n";
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for (i = 0; i < m; i++)
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{
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for (j = 0; j < n; j++)
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{
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cout << "\t" << b[i][j];
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}
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cout << "\n\n";
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}
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if (y == m)
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{
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for (i = 0; i < x; i++)
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{
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for (j = 0; j < n; j++)
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{
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c[i][j] = 0;
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for (int k = 0; k < m; k++)
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{
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c[i][j] = c[i][j] + a[i][k] * b[k][j];
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}
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}
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}
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cout
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<< "\n-----------------------------------------------------------\n";
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cout << "\n\nMultiplication of Matrix A and Matrix B :\n\n";
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for (i = 0; i < x; i++)
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{
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for (j = 0; j < n; j++)
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{
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cout << "\t" << c[i][j];
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}
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cout << "\n\n";
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}
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}
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else
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{
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cout << "\n\nMultiplication is not possible";
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}
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getch();
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return 0;
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}
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/*
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Enter the number of rows and columns for Matrix A:::
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2 2
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Enter elements for Matrix A :::
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1 2
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3 4
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Matrix A :
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1 2
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3 4
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-----------------------------------------------------------
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Enter the number of rows and columns for Matrix B:::
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2 2
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Enter elements for Matrix B :::
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4 5
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6 7
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Matrix B :
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4 5
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6 7
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-----------------------------------------------------------
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Multiplication of Matrix A and Matrix B :
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16 19
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36 43
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