[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:162.159.115.9
©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