[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
5.1k 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 | 5.1k 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:172.71.254.50
©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 | 4.3k 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 | 2.5k 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 | 8.3k 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 | 2.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users