[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
7.3k 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 | 7.3k 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:162.159.115.32
©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 | 6.2k 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 | 3.6k 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 | 11.5k 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 | 3.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users