[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