[Exercise 20] Two-dimensional arrays: The Matrix

0 like 0 dislike
6.5k 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 | 6.5k 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:172.70.131.189
©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 | 5.6k 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 | 3.3k 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 | 10.3k 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 | 2.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users