[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