[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
5.5k 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 | 5.5k 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:172.70.194.138
©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 | 4.7k 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 | 2.7k 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 | 8.7k 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 | 2.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users