El siguiente programa agrega dos arrays cuadradas de tamaño 4*4, podemos cambiar N por diferentes dimensiones.
Implementación:
C++
// C++ program for addition
// of two matrices
#include <bits/stdc++.h>
using namespace std;
#define N 4
// This function adds A[][] and B[][], and stores
// the result in C[][]
void add(int A[][N], int B[][N], int C[][N])
{
int i, j;
for (i = 0; i < N; i++)
for (j = 0; j < N; j++)
C[i][j] = A[i][j] + B[i][j];
}
// Driver code
int main()
{
int A[N][N] = { {1, 1, 1, 1},
{2, 2, 2, 2},
{3, 3, 3, 3},
{4, 4, 4, 4}};
int B[N][N] = { {1, 1, 1, 1},
{2, 2, 2, 2},
{3, 3, 3, 3},
{4, 4, 4, 4}};
int C[N][N]; // To store result
int i, j;
add(A, B, C);
cout << "Result matrix is " << endl;
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
cout << C[i][j] << " ";
cout << endl;
}
return 0;
}
// This code is contributed by rathbhupendra
C
#include <stdio.h>
#define N 4
// This function adds A[][] and B[][], and stores
// the result in C[][]
void add(int A[][N], int B[][N], int C[][N])
{
int i, j;
for (i = 0; i < N; i++)
for (j = 0; j < N; j++)
C[i][j] = A[i][j] + B[i][j];
}
int main()
{
int A[N][N] = { {1, 1, 1, 1},
{2, 2, 2, 2},
{3, 3, 3, 3},
{4, 4, 4, 4}};
int B[N][N] = { {1, 1, 1, 1},
{2, 2, 2, 2},
{3, 3, 3, 3},
{4, 4, 4, 4}};
int C[N][N]; // To store result
int i, j;
add(A, B, C);
printf("Result matrix is \n");
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
printf("%d ", C[i][j]);
printf("\n");
}
return 0;
}
Java
// Java program for addition
// of two matrices
class GFG
{
static final int N = 4;
// This function adds A[][] and B[][], and stores
// the result in C[][]
static void add(int A[][], int B[][], int C[][])
{
int i, j;
for (i = 0; i < N; i++)
for (j = 0; j < N; j++)
C[i][j] = A[i][j] + B[i][j];
}
// Driver code
public static void main (String[] args)
{
int A[][] = { {1, 1, 1, 1},
{2, 2, 2, 2},
{3, 3, 3, 3},
{4, 4, 4, 4}};
int B[][] = { {1, 1, 1, 1},
{2, 2, 2, 2},
{3, 3, 3, 3},
{4, 4, 4, 4}};
// To store result
int C[][] = new int[N][N];
int i, j;
add(A, B, C);
System.out.print("Result matrix is \n");
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
System.out.print(C[i][j] + " ");
System.out.print("\n");
}
}
}
// This code is contributed by Anant Agarwal.
Python3
# Python3 program for addition
# of two matrices
N = 4
# This function adds A[][]
# and B[][], and stores
# the result in C[][]
def add(A,B,C):
for i in range(N):
for j in range(N):
C[i][j] = A[i][j] + B[i][j]
# driver code
A = [ [1, 1, 1, 1],
[2, 2, 2, 2],
[3, 3, 3, 3],
[4, 4, 4, 4]]
B= [ [1, 1, 1, 1],
[2, 2, 2, 2],
[3, 3, 3, 3],
[4, 4, 4, 4]]
C=A[:][:] # To store result
add(A, B, C)
print("Result matrix is")
for i in range(N):
for j in range(N):
print(C[i][j], " ", end='')
print()
# This code is contributed
# by Anant Agarwal.
C#
// C# program for addition
// of two matrices
using System;
class GFG
{
static int N = 4;
// This function adds A[][] and B[][], and stores
// the result in C[][]
static void add(int[,] A, int [,]B, int [,]C)
{
int i, j;
for (i = 0; i < N; i++)
for (j = 0; j < N; j++)
C[i,j] = A[i,j] + B[i,j];
}
// Driver code
public static void Main ()
{
int [,]A = { {1, 1, 1, 1},
{2, 2, 2, 2},
{3, 3, 3, 3},
{4, 4, 4, 4}};
int [,]B = { {1, 1, 1, 1},
{2, 2, 2, 2},
{3, 3, 3, 3},
{4, 4, 4, 4}};
// To store result
int [,]C = new int[N,N];
int i, j;
add(A, B, C);
Console.WriteLine("Result matrix is ");
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
Console.Write(C[i,j] + " ");
Console.WriteLine();
}
}
}
// This code is contributed by vt_m.
PHP
<?php
// This function adds A[][] and
// B[][], and stores the result in C[][]
function add(&$A, &$B, &$C)
{
$N = 4;
for ($i = 0; $i < $N; $i++)
for ($j = 0; $j < $N; $j++)
$C[$i][$j] = $A[$i][$j] +
$B[$i][$j];
}
// Driver code
$A = array(array(1, 1, 1, 1),
array(2, 2, 2, 2),
array(3, 3, 3, 3),
array(4, 4, 4, 4));
$B = array(array(1, 1, 1, 1),
array(2, 2, 2, 2),
array(3, 3, 3, 3),
array(4, 4, 4, 4));
$N = 4;
add($A, $B, $C);
echo "Result matrix is \n";
for ($i = 0; $i < $N; $i++)
{
for ($j = 0; $j < $N; $j++)
{
echo $C[$i][$j];
echo " ";
}
echo "\n" ;
}
// This code is contributed
// by Shivi_Aggarwal
?>
Javascript
<script>
// Javascript program for addition
// of two matrices
let N = 4;
// This function adds A[][] and B[][], and stores
// the result in C[][]
function add(A, B, C)
{
let i, j;
for (i = 0; i < N; i++)
for (j = 0; j < N; j++)
C[i][j] = A[i][j] + B[i][j];
}
// Driver code
let A = [ [1, 1, 1, 1],
[2, 2, 2, 2],
[3, 3, 3, 3],
[4, 4, 4, 4]];
let B = [ [1, 1, 1, 1],
[2, 2, 2, 2],
[3, 3, 3, 3],
[4, 4, 4, 4]];
// To store result
let C = new Array(N);
for (let k = 0; k < N; k++)
C[k] = new Array(N);
let i, j;
add(A, B, C);
document.write("Result matrix is <br>");
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
document.write(C[i][j] + " ");
document.write("<br>");
}
</script>
Producción:
Result matrix is 2 2 2 2 4 4 4 4 6 6 6 6 8 8 8 8
El programa se puede ampliar para arrays rectangulares. La siguiente publicación puede ser útil para extender este programa.
¿Cómo pasar una array 2D como parámetro en C?
Complejidad temporal: O(n 2 ).
Espacio auxiliar: O(n 2 ). ya que se ha tomado n 2 espacio adicional para almacenar resultados
Publicación traducida automáticamente
Artículo escrito por GeeksforGeeks-1 y traducido por Barcelona Geeks. The original can be accessed here. Licence: CCBY-SA