[Exercise 18] Function: A number squared

Question

Please write a program, including function(s), that receives one input number, then shows the squared value of the input.

Input 1

10

Output 1

10
100

Input 2

12

Output 2

12
144

Answer 1

Hidden content!
#include   *  *   * * **
#include * ** ** ** 

int  ******  
void * ***  number);

int main(int argc, char *argv[])
{
* * **  *   
* ** *  * *     a;
** * * **    **  = ** *  ***
 * * **    *** 
 ** *   *  *  
 * ***  *  ***  * ** 
**    * *       ***   **   *  *    * 
   ***** *  *  * 0;
}

void  * ***** *   number){
*   **      * * *  ** ****  *** *** ***  ** *    *
 * ****  ** *  ***  * *  *  ** *   *   * **
}

int ***   *   **
* *** * ***  ****  **    ***** x;
**  *** * *  * ***  *     *** *  * ****  *** &x);
 *        **  * *    ** * ** *    x;  *    * *   * *    *
}

Comments

/tmp/ccBixDvw.o: In function `main':
prog.c:(.text+0x15): undefined reference to `readNumber'
collect2: error: ld returned 1 exit status

---

/tmp/ccU0sfkC.o: In function `main':
prog.c:(.text+0x15): undefined reference to `readNumber'
collect2: error: ld returned 1 exit status

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

Hidden content!
#include   ******  ** *  
#include ******  ***** **  

int **   *  *  
void * ** *  * number);

int main(int argc, char *argv[])
{
 ****   ******
**  * ** ***    *  * a;
**  *****   *  = *  ***  
  * * *** * *   **
 *  ** ****  ****
 ****  *    ** * *** *
*  ** **     *****   **      * **  ** 
    *  *  *** ***   0;
}

void ** **  *   number){
 *  *** *** ********   * * ***  * * ** **  *    **** ** * ** 
 * ** *   ** **  *   ******   *** ***   * *
}

int *   * * * 
 **  ** ****** ** **    *  ***** x;
  *    *  *  **** * ** *   ****  *    *  * &x);
****   **  **    *   *** *   *  *  x;  *** ** * ** ***  * * *** *
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

Hidden content!
***  ***     **   *
   ** *   *  * ****  

int main(){
      * *  * int s,n;
*** *   ** *  
****   * ** * *********     * ** * **** 
 * *  * **    
****   n=s*s;
      * * *** 
  * **   * ***  * *        *     **  * * 
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

Hidden content!
** *   **** ** *   * *
 **   *  ** * * ****  *  

int * * * * 
void  ***        number);

int main(int argc, char  * * *
{
* * * **    
**     *    x;
 *****  *  =  **** 
 *    * *  *
*  * *   *  *   ** **

***    ***    0;
}

void *  *  **** * ***
*   * *  **    ****  ****  *    * ***** *****  ***   *   
      * ** ***   ** *  *  *  ***  * 
}

int       
*  *   ***   int y;
* *    *   *   *   *** *  *    ***  
* ** **       * * y;    
}

Comments

prog.c: In function 'main':
prog.c:10:2: error: stray '\302' in program
  \xc2\xa0int x;
  ^
prog.c:10:3: error: stray '\240' in program
  \xc2\xa0int x;
   ^
prog.c:11:2: error: stray '\302' in program
  \xc2\xa0x = readNumber();
  ^
prog.c:11:3: error: stray '\240' in program
  \xc2\xa0x = readNumber();
   ^
prog.c:13:2: error: stray '\302' in program
  \xc2\xa0writeNumber(x*x);
  ^
prog.c:13:3: error: stray '\240' in program
  \xc2\xa0writeNumber(x*x);
   ^
prog.c: In function 'readNumber':
prog.c:24:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0int y;
  ^
prog.c:24:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0int y;
   ^
prog.c:24:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0int y;
     ^
prog.c:24:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0int y;
      ^
prog.c:25:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
  ^
prog.c:25:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
   ^
prog.c:25:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
     ^
prog.c:25:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
      ^
prog.c:26:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
  ^
prog.c:26:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
   ^
prog.c:26:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
     ^
prog.c:26:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
      ^
prog.c:26:17: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                 ^
prog.c:26:18: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                  ^
prog.c:26:20: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                    ^
prog.c:26:21: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                     ^

Answer 5

Hidden content!
#include  *  *** **  ****
#include  **   * **  

int * * * * * 
void *   *** * number);

int main(int argc, char *argv[])
{
** * **  ****
  *  ****  **** a;
* *** *****   ** =    *****
*   * * **  
** ****   *
* *  ****     **  *     
    *** ***** ***  *  * * ******    
*** ******     ** 0;
}

void  ** **   ** number){
 *** ****** *      ** * * *     **    ** * ** ****** * *** *
**     *    *   ***  *** * **** ** ***  
}

int **  *  * 
 * * *   **** *     * ** * *** * x;
 *    *   *        **  *    **** **   *  * &x);
** * **  *    *  ** ****** *   *** x;  ****** * **  * * *
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 6

Hidden content!
#include * ***  **** *
*   **      **    * 

int   *** *** 
void  *    * number);

int main(int argc, char *argv[])
{
* *   * * **    
 *** ** * ** *** *   a;
****        **** =   **  *
  *** *    ** *
 *   *  **      *   * a);

  **   *  * *** ***** 0;
}

void ***    ** number){
    *  *  *  ** * ***   *  * *******  ****  * *   *  ** *
**    *  *** *  *  *  * *     *  ***   **
}

int *  *   *
* * ** *  *        *   *  *  x;
* ****  *  **  ** *  ** *    **          *** * **** * *  
     ** *** ****     * *   x; ****  *  * *  *** ** 
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 7

Hidden content!
#include * *     **** **    
#include  *   * *  ****  

int    * ***  
void  * ***  number);

int main(int argc, char *argv[])
{
** **      
* * *   ** **   a;
** *  *  *   =  ****** 
 *** * * **  
**   ******** ** **  ****

* * * * **  ** * **** 0;
}

void  ** *  **  number){
 * * * *  ** * *  * * *  **   * * *** ****   **  * * **** * *
*   ***    *  *  ** * *** *** * ****
}

int ****  * 
* ** ***** ** **  * * *** ** * x;
* ****   **  *  **  ** *** *      * *      *** * * ** ** **
***   * * * **** **  *  ***   x;  *****  *** * **  **
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 8

Hidden content!
#include ** * * * **     *  **
#include *   **  ****   ***

int  **** 
void  * *   number);

int main(int argc, char *argv[])
{
  ** ** **** ***
* ***  * *  *****  a;
*        ***    =      *** 
*    *** * ** 
* *** ****    *
  * *     * *  *  *   *  * 

   ***     *  *** * * 0;
}

void ** * *** * * number){
 ** ***   * ** ****    *  * *   **** *  ***********    ** 
**  *  ***  **     ** *   *  * *    *  
}

int *      **** 
*** **   **   ***     ** *   x;
***  *  ** *** ***  *  *** *  * ** *   * * **   * ***  * 
    * *  ***   ***   ** *     x; * *** **   ***** ** * 
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

Hidden content!
#include  * *  *  *  *
#include  *     **  ****  

int *  ** ** 
void  ** * *    number);

int main(int argc, char *argv[])
{
 **  *  *    
 * *  ** * *  a;
  ****** * **  = ***  ***
**** *   **
 ** *  ** *   *    ***    

**** *  **       * 0;
}

void  * *  * * number){
*  **   ** **   *  **     ***  ********  * *   **    *  ******
**** * ** * *  *   *  * *** *  * * ** *
}

int *    *   ** 
   **** * *    ** **     * *  * x;
 * *    ** *    *****   **     * ******  *****   *  ** *    *** ** * * 
 * *  ** *  **  **** * * * * x;   *    * *     **
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 10

Hidden content!
#include  **    *     * 
#include * * **  **   *** 

int  ***   *** 
void     ** * *  number);

int main(int argc, char *argv[])
{
  *   *** **
     ***    *  * a;
**  * ** ***** =  ******** 
  **    **   
 * ***** * ** ******** * *

   * *  *  *  **** 0;
}

void  ** *** ** number){
*    * *** * **  * ** ** *** *   *****   ** **  * **** **
*   ** ****  *    ***   * *    *  * ***
}

int ***   * 
 ***  ***** *  ***  ********** ** * * x;
*  *     *  ** * *    ** * **    ****  * * **     *     **
**  **      ** **   *    ** *** x;    *  * * ***** *  * *
}
* ****

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output