[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:104.23.197.95
©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 | 12.4k 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