[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
6.7k 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 | 6.7k 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:172.69.214.38
©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 | 5.8k 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 | 3.4k 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 | 10.5k 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 | 2.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users