[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
8.3k 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 | 8.3k 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:104.23.197.64
©2016-2026

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 | 7.2k 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 | 4.2k 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 | 13.6k 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 | 3.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users