[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