[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
7.7k 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 | 7.7k 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:104.23.197.65
©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 | 6.7k 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 | 3.9k 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 | 12.5k 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 | 3.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users