[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
4.4k views

Please write a program receive 2 sets of two-dimensional arrays: a[ ][ ] and b[ ][ ]; size 3*3. Then add a value of each element from a to b for example: a[0][0] + b[0][0], a[0][1] + b[0][1] and so on. Finally, output the summation of each addition.

For more information: http://pipls.net/41053/multi-dimensional-arrays-in-c-language

Input 1

1 2 3
4 5 6
7 8 9
1 1 1
1 1 1
1 1 1

Output 1

1 2 3
4 5 6
7 8 9
1 1 1
1 1 1
1 1 1
2 3 4
5 6 7
8 9 10

Input 2

1 1 1
0 0 0
1 1 1
2 2 2
2 2 2
2 2 2

Output 2

1 1 1
0 0 0
1 1 1
2 2 2
2 2 2
2 2 2
3 3 3
2 2 2
3 3 3

 

[Exercise] Coding (C) - asked in Chapter 4: Arrays by (5.9k points)
ID: 41054 - Available when: Unlimited - Due to: Unlimited | 4.4k views

18 Answers

0 like 0 dislike 
Hidden content!
#include *****   ** *  * **
** **   * * *  * ***
*    ** 
int main () {

* * *  * *     *     an array with 5 rows and 2  ***   
 **  * ** *  * *  ****** a[3][3] = { {0,0,7}, {1,2,3}, **   *
 *  * *  *  ** **    *  * **  i, j;
  * * * 
 ****    *    *  *****  output each array  **** value */
 * * ** *****  *  **** ( i = 0; i < 3; i++ ) {

 *  *   * ** * **** * ** **** ****** *   *   **   ( j = 0; j < 3; j++ ) {
**  **** ***   *** ** *  *  **   * **  * * * * *  * *   **  *    * **** *     * );
* * * * * *   * *  **** * * ******   
   * **  **  *    **   ** ** * **  * * ***    * *****  *
  ***   ****  **    **
*  *   ***  **   *
 ***  *  ** *     *  b[3][3] = { * * ** *** ***  * *  **
***** * ***   *    output each array **  **** value */
* ***** *  ** ***   ( i = 0; i * * 3; i++ ) {

*** *   *** **** ** **       * ****  * ( j = 0; j < 3; j++ ) {
** * *  ** ***** ** **** ** **   ** * *    *  **  **  *   * *  ****      **** *****  );
**     *  *****  *   ** *   *      **** * ** *
***  * * **   * *** ***    **** *** *  **  **   *    *** *   ** **
 *    ** ****  ** 
** ****   * *         
 * *  * *   ***   *      * *****      *
* *** 
 *      ** ** * **  * output each array    * **   value */
* * * ** *   ** **    ( i = 0; i < 3; i++ ) {

  ***** * **  *       *  * **  **      *  ( j = 0; j < 3; j++ ) {
*****  *    ** *  * ** * **  **  * = a[i][j] +    
 *      ***   ***** *** ** * **   ** **  ***
 *****  *   **** **    * ** ***  *  
 **  ***    * *     ***  * **   **  ( i = 0; i  ** *** 3; i++ ) {
** * *  **    * * *  **** *** **  *  ( j = 0; j   * *  3; j++ ) {
  *  * * ***   ******       *    ** *      **  *  * *  ***  ** **  *
 * ** *    *    *  *  *  * *   ** ** *   ** **  * * 
*   *   ** *  * 
}
*  ******    *    * * **  * 0;
}
80/100 answered by (221 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
 **  **    ********  * **   * array[3][3], array2[3][3];
*   **  **   ***  ******* *  * rows = 3;
**** ***   * ** *  *****   *    * columns = 3;
 ** ****  * *  * ***  * *   *

* *** *  *     *  ** * ******      i = 0; i < rows; i++){
  *   * * ** * *    * *  * ** * ***      **     *    * *  j = 0; j < columns; j++){
   ** * ***   * **  ** ** ******    **    * *** * ******   ***  * **** **   * *  * *  *** 
**** **  * ** * **      *   *** **  * *   *        *  ** *  * *   * * ***** *  **** *  ** * **    **  
*** ** ****   *** *  *   ** 
    ***    *   *** * * 
 * *****   *   * * * *    **    * i = 0; i < rows; i++){
** *** * *** *   *  **  **** **** * * *   *   * * ** *** ** * j = 0; j < columns; j++){
***    *   ****** ** *  * * *  *   *** ***  *****  *  ** ******  * ***   *   ** ** **  * **
 *  *  ****  ** * *  ** * *    * *  * ***   *  ****  **     *  * * ******   * * **    * *   **  *
 * *  **     *  **  * **  *  
*  *  * * ** **** *** **** ***
* *  * *   **   * ** *   ** *    i = 0; i < rows; i++){
**** *** **    *   *  *   ** *   ******** ** ** **  ****  * j = 0; j < columns; j++){
 * **  * ****  * ** * ****  * ** ** *  ***** * *** *   *   ** * ******   *    **** *** *  ", array[i][j]+array2[i][j]); 
*  **   ** ***** *  *****  * ** * ****  ***  *    *****    * ** **    ** **    **   **    ***     ****   *    
**  *   ***  ******  ****      ** **   ***    **  **    ****   **  *    
   *     ***     *  *  ** * 
* ****      ** * *  **  ** **
**  ***  *   ** * 
 **   *    *  *    ******   **      * **** *    
  return 0;
}
100/100 answered by (273 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
    int a[3][3];
    int b[3][3];
    
    for(int i=0;i<3;i++){
** * **** ** *     **    *  *   * * * * * ****  *   ***  *    *** *  *   * * **  * * *** j=0;j<3;j++){
** *  * ***    *  ** **   ****   ******** *   **** * *** *  * *  *** *    ** **  **** ** *   *     *     * ** ** ** ******* *** ***   **** * * **  * *  ***  **
**  **  ******  **  *** * * **     **     *   ***     *   **  * ***    * * * *      ******   * *    **    *** *  *    * * * ***  *  
     * **  ****   *   ** ** *  * ****   *  *  **    ********** **  **   * *  *** *** * ***    *  **   *   *****  *****        
    for(int i=0;i<3;i++){
 ****   **  * * *** *    * ***** * ****  **** * **  ***    **    ****  *    * *   *  j=0;j<3;j++){
 ** *   *  ***** * * * ** *   *  * * * *****   * ** * * **      *** **** *** * **** *  ** * **    * *  **      **  ** * * * *  ****  ** * ****    * ** ** *   *      **
*   **  * ** ****  **** ***   *** *  * **  * *  *  **       * *  *  ** *  * *    ****  **    *******    * **  * *  *    **    *** * **  
*   *   *** * *  * ** ** * *        *****  ** * **    ******   *** *   ** * * **      *** *     * **   **      ***  * ** **   ** ****
    
  for(int i=0;i<3;i++){
 ** ** ****** * ***  * *  *  **   *   ******* ***  * ** *****  * **** * * * *  ***   *  j=0;j<3;j++){
*  * ** *  **  * *  * * *    *   * *  * **** * *    *****   **** **  ** *** **** ***  * **   *  ***       **   *  *   * *    ******   * * *** ****  * * **  ",a[i][j]+b[i][j]);
** *    ** * ****   *******    *   * **** *   **     ****    * ** ** * ***  **   ***  ****** *  *** *****           * ***  *  *     ** ***
***** * ***          *  *   ** ** ****** **  **** *** *  * ** *        *    *  *****   * *       **  **     *   ** * ***   ** ***  * *  *****  **   
 * ***     *  ** * *  ***  **** **  **  *     ** **  *      **    ***** * *  **  ****   ** ***      *     **  *  **   ** ***   ******  * **   
   ** ** **** * *          * * ** ***   **   *  *  *  * *     * * ********  ****    *** * *   *   * **** * *** * *    * ******
 system("PAUSE");
  return 0;
}
100/100 answered by (290 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include ** * * ***  * *
 
int main()
{
*  **  **  ****    ** a, b,   *    **   ** *  ** * ** **** 
 
 **  ****  ******  * (a = 0; a < 3; a++)
** **** * * *** *     *  * ** *  * * **  (b = 0; b < 3; b++)
   * *******  *  * *  ****   ***  *** * **      * ** * *** **  *  *     **** * * * **    * 
 *  *
 *     **  *   *   ** *  (a = 0; a < 3; a++)
    * ****** *  * * **  *  *   ** **  * *   (b = 0 ; b < 3; b++)
 * *** ** *  ***** *  ***   ** **    ***   **     * *  ** *    *  * ** ****   ******* * **    * ** *  ***  **
   * **
 
**  **  ** ***   ****  (a = 0; a < 3; a++) {
 ****** * *   **  *   * *  ****     *   * (b = 0 ; b < 3; b++) {
** ******  ** *  **** * ** **      * ***  *****   * * ** *  *  = first[a][b] + * * *  ***
 **** ***    ** * * * ** ** *** **  *   *  ****     **  * *  **   *** * * ", ***    
**  *   * ** ****    * ***    *  ***  * *
**   **  *   ***** ***    *****  * ***  *      **     *** *   *
* **  ** ***   ****  *
 * * *  *  **   *** *   *
******* ***     0;
}
100/100 answered
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include     * * ****  
 
int main()
{
    * *   ** **  ****   ** a, b, *** ****    ** * *  *  *    *  * *   
 
**  * *      ** * * * (a = 0; a < 3; a++)
*   *   * ** * * * ** ** *  *   ** *** * **   (b = 0; b < 3; b++)
 **  * *          * * ****** *  ****** *****  **  ** **  * *  *** ***   *   *   * *  *****   *** * 
****  
*   **  * * * ** ** * *  ** (a = 0; a < 3; a++)
*****  *** *  * *  * ****** *  * **  * **  * (b = 0 ; b < 3; b++)
 ** **** ******* * * **** *****  *** * **  * * *    ***    **** ** ** **  ** **  ***  *  *  *
 ** **
 
*  *** ** **   *   * (a = 0; a < 3; a++) {
  *  *  *  * ***  ** ***  *   ***** **      (b = 0 ; b < 3; b++) {
 ********    ***  * ***  * *****      *      ** ***     **** ***** = first[a][b] + * ** ***
    **   **  * *** ** *    *   * * *   ** *** *** **** **    *  *    *  **  * ", * ** *  
*  * ****   ** ** ** **   *  * *****     *  *
 ** ** * * **** * **  * *  ********        *            *****
    ***     *** * *  * *  
 *** ** *   * ***** ** * 
 *  ***  *    0;
}
100/100 answered by (192 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include  **** * * * *
 
int main(int argc, char *argv[])
{
 ******    *   **** a, b, *   **** * * *     *   *
 
******  *     ****    (a = 0; a < 3; a++)
 **       *  * **  * *      *  * ***  * * (b = 0; b < 3; b++)
   *****   **     ******* *   **  *** * *****   *   **** ** *   ********** * * *    *   **** *
* ***** 
 *  * *******   *** * * (a = 0; a < 3; a++)
 * ** **** * * * *  * * * *****   * *  * * (b = 0 ; b < 3; b++)
 * *    * **     * * *        *** ***  *** *** *  ** ** * **  ** *  *    * * ** *   **** * **     *
***** * **
*  *   
  *    **   * **  * *  **  (a = 0; a < 3; a++) {
**** *   ****        **  **   *    * * *  ***** (b = 0 ; b < 3; b++) {
*  ** *    ********* *    **   *      ***   * *    **** *   * ** = * ** *  +    *** **
************** ***    ** ** * * * *   *    *   ** * ******  ***  ** ** *  *** **  ", ** *** 
  **      **   ***      ** ** * **   *  * 
**    *  **   *** *  *  ** ***** **  ** ** * ***   *    * ** 
** *** *   * * **  **  
    ** ********  * * 
  *  *   ***     * * 0;
}
100/100 answered by (254 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include  **  * *    *    
   *** *
int main()
{
** * *  *** *   **    ** a, b, 
*    ** *** ****  *** 
**  ****    ** * *    **  *
* **  *  *  * ** *  ** ***** 
 
*   **  *  **  *  ****  (a = 0; a < 3; a++)
 **    ** *      * **  * *  ***   **  *     (b = 0; b < 3; b++)
** * * *    **   * *  *    ** ***** **  ***  * *   * *  *  *  **** ** * * ** ***  **  *  
***  *  * 
 * *  **  ** * *  *** **** (a = 0; a < 3; a++)
 ***  * * * ***     * ** * * **  ****    *** (b = 0 ; b < 3; b++)
 * **** **    *  *   *  ****  *  ***   **  ** **   * *    *  *** * *    *  **** ** * 
 
 
*  * ** ***   ****  * *   (a = 0; a < 3; a++) {
 *   ***  *  **** **      *** ***   **  *   (b = 0 ; b < 3; b++) {
 *****   **    ***** **   ****  ** * * *** *    ** * ****  **  *** = f[a][b] + g[a][b];
*   **  *  * *  *  ** ***  **   ****  *****  *  ***  * * ****  * **  * ** * *** *** s[a][b]);
** ******* *** ***   *   *  ** *  **** 
  **** *  * **   *** *  * **** ** ******  ** ** * ** ** ***  ***     *   
*** **  *  **** * *   
** ***       *******      
**** *** *** **** * 0;
}
100/100 answered by (220 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
    int a[3][3];
    int b[3][3];
    
  * **********  **     * *    i=0;i<3;i++){
      *   * * ***  ** * *  *  *  *  **** * * **   * ****** * ****   * ** *  *  *****  * j=0;j<3;j++){
   * *   ***** * ***  *  * * **  * *  **  *      ** ***** * **   ***  *  *   *   *    **   ***** *    ********     * * * **  * ** *** * *****  *   &a[i][j]);
**      **  *  *     *** ** *  *  * * ****** *       *******    **  ***** ****   ** ** ** **  ** ** **  ****** ***   * * **    *** **  * **  * 
 **   **   *** *  * * * *    ***** ***   *   *   * **** * **** **   *** **   *   * *  *  
    
*  ***   *    **   *  * * *    ** i=0;i<3;i++){
* * * ***  ***     ** *    **   * *** ****  * ***  *   ** *    *   *  * ** ** j=0;j<3;j++){
 ** *      ** *** ***  * *  * * *   ** ***** * * ***  * *** *  ** **  *** *** ****** *** * **   **  * ***    ** ** * *   * *      ******  **** *  * &b[i][j]);
* **   * ******  ******  * *  ***** ** *   ** * ** * *   *  *****  **** **   *  * *    *   **      * *** * *   **          *  ***   ***   *   * *  *   *  
  *  *  *****  ** ** **       * * *** *  * **** **  * *  *    **  *** * ** *** *** 
 * *   *** * * **** * * * *   *****      *****    *** *  ** *      *  * **  *****       * * ** ** ** ******** *** ***  **   * **    * **  *******  ***   
    for(int i=0;i<3;i++){
 * ** ****   **  * *** **  * ** *    * ******   **  *** *** *** * ** *   *    *  ***** *      j=0;j<3;j++){
**     *  **** * *  * * ********  **   *  *    * * ** *** * *   *******      * *   * *  **    *   ** *  *  * ****** **      **  *     *  ** *** **  ", a[i][j]+b[i][j]);
 ******  * **   * **  * * *  *  **** * **** **   *  *  ** ** **    ***  **  ** **   *** **** ***  **   *   * *   * * *   **  ****     *    
 ***    * *  ***  ** * *  ********     * ** **  ** *  **   *   **    **  ***   *   *  *  * *   *** * ** *** *** ** *   ** * ** * **    *  *** ***   *** * *
 ** *   ** ** **   **    *  * *  * ***** *** **** ******   ** *  ****  * * 
  
* * ** ** *  *  *      *   *    * **  ***    **   
  return 0;
}
100/100 answered by (271 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include *   * ****
 
int main()
{
  * * * ** ** * ***** a, b, *  * *  *    ***  * * **** *  
 
 *   * * ***  * ** * (a = 0; a < 3; a++)
  **   *** *   **  *  * *  **  ******** (b = 0; b < 3; b++)
* *   *** *   * ** **  * **  **  ***  * ** ***  ****** *** **  *  * *      **   ***  **  ***** *    ** 
** * 
    * ** *   *  *   **** (a = 0; a < 3; a++)
**  *  *   **** **  * ****   ******* ** ** (b = 0 ; b < 3; b++)
 * *  * * ** * **   ** ** *   *** *  *  **  *  ****  ** *  *****  * * *    ** * *  *** * *    ** * 
 * *  *
 
**    ******* ** *  * (a = 0; a < 3; a++) {
**   **   * ** * * *  *  *   **  * **  * **  (b = 0 ; b < 3; b++) {
   ***** *   ********* ***      *    *  ** * ***     *     * *  * = first[a][b] + *  *****
***     *** ** ******     * * *      *       *   ** **  ***     * *  ",  **** ** 
   *   *  ** * *  *  **     ****  ***  
  * * * ** * *****  *   ***    * ***    ** * **    **  ** *   ***
 *****   *     *
*  **** ***** **** ** * *** 
 ** *****  *  *  ** 0;
}
100/100 answered by (153 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include *** * ***  ** 
 
int main()
{
 ***   ** * *  *     **   a, b, * * * **   ** **  * ** *** * **   
 
  * *** * **  ** ** ***  (a = 0; a < 3; a++)
* ** *  ***   ** ** *  *          **      (b = 0; b < 3; b++)
  ** * ** ****   *  **    *****     *  * *  ****   *    *  * *  **  *** * ****  *   ** **  *
** *** *
 * **   *    *   * ** (a = 0; a < 3; a++)
* *** *    *   *  * * *** * * *** ******* **   * (b = 0 ; b < 3; b++)
 ** *       * *******      **  ******      * *  *** *** *    *  **    *** ** *** *** ** * * * 
   **  *   (a = 0; a < 3; a++) {
**  **  *** ** **   *    *   ** **   ***    * (b = 0 ; b < 3; b++) {
    * ** *   * * *** **   *** *** *    **** * *** *   *****    ****  = first[a][b] + * * **** 
 * *  **** * * *** * *    ** **  * * ***   *  *   * * *  *  * * * ", *   ***
***  **  * *** *    *****    **   **   **
* ****  ** * * **** * ****    **  **** **      ** **  **  **
** *** **  * ** ** *
**** *** *** ***     **** ** 
**   * * ****     0;
}
100/100 answered by (283 points)
0 0
prog.c: In function 'main':
prog.c:22:3: error: expected declaration or statement at end of input
   return 0;
   ^~~~~~
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.71.254.84
©2016-2025

Related questions

0 like 0 dislike
17 answers
[Exercise 14] Arrays: Reversed Set
[Exercise] Coding (C) - asked Dec 7, 2017 in Chapter 4: Arrays by nat236919 (5.9k points)
ID: 35804 - Available when: Unlimited - Due to: Unlimited | 3.8k views
0 like 0 dislike
0 answers
Multi-dimensional arrays in C language
[Resource] asked Jan 5, 2018 in Chapter 4: Arrays by nat236919 (5.9k points)
ID: 41053 - Available when: Unlimited - Due to: Unlimited | 13 views
0 like 0 dislike
20 answers
[Exercise 15] Arrays: Fix me (II)
[Exercise] Fill in the blank - asked Dec 15, 2017 in Chapter 4: Arrays by nat236919 (5.9k points)
ID: 37578 - Available when: Unlimited - Due to: Unlimited | 2.2k views
0 like 0 dislike
46 answers
[Exercise 16] Arrays: Bubble-sort
[Exercise] Coding (C) - asked Dec 15, 2017 in Chapter 4: Arrays by nat236919 (5.9k points)
ID: 37580 - Available when: Unlimited - Due to: Unlimited | 7.1k views
0 like 0 dislike
18 answers
[Exercise 13] Arrays: Fix me
[Exercise] Fill in the blank - asked Dec 7, 2017 in Chapter 4: Arrays by nat236919 (5.9k points)
ID: 35798 - Available when: Unlimited - Due to: Unlimited | 1.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users