[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
7.9k 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 | 7.9k 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 | 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 | 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 | 13.2k 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 | 3.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users