[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
8.2k 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 | 8.2k 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:162.159.115.10
©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 | 4.1k 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