[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