10-05: A program that reads the exams result and displays the percentages.

Question

Write a program that reads the number of students who passed and failed in the exams and displays the percentages. For example:

輸入及格與不及格人數
輸出及格與不及格百分數

Example input:

12 8

Example output:

Success Ratio: 60%
Fail Ratio: 40%

Answer 1

Hidden content!
#include *** ** * *   *
int main ()
{

**** ** ***   *   *   *  * *  pass, fail;
 **** *     * * * * * * ** * *  * *** * 
* *  **  *  *  *  ** *  *   *     ***  ***** **  **** &pass,  *     * 

  *  ** *****    * ** *** * **  ** = * *  **  * *  ;
 *  **  ***  *** * ** ****    * * =  * **** *  **  
**   **    *  * *  ****    * * *  * *  *  ** ** Ratio: * ***  ****  passratio);

 * *** * *  **** *   ** *  * *   Ratio: *   ****** failratio);
return 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 2

Hidden content!
#include *   * *       ** 
int main ()
{

  **** ** *  ******  *  pass, fail;
 ***      * *   *    * ** * ***  *   * * ** 
*  *  *   **   ********  *   **   **   * ***  **  ** &pass,    * * 

 * ***    *     ********    ** ** = * * * *    * ;
*   **   **   *   **   *  *** * * = *** **  ** * 
 **  ** ** ***   *   *    **  **** *   *  Ratio: ***  * ** ***      passratio);

**  *** * **** * ** ***** *  ** ******   *  Ratio: *  *     *  **** failratio);
return 0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 3

Hidden content!
#include  *  * *   ** ***  
int main ()
{

 **** ****  ** *  * ** * * ** * *  * pass, fail;
 *** *  *** * ** ***  ***   *  * ***  *
** ** *    ****  * * **   ** *  * **** ** ****  &pass,  * **   

  * **   *   *  *       ****    ****** =  * * *   * * ;
 **  ****   *   ** *  * ********   =   ** *  *  * 
**   * ** ***  *    ***** **       *  ***   Ratio:      *  * ** * **  * passratio);

   *  *    *   ** *  ****** *** *  *  *  *  * Ratio:   **  *      ***  failratio);
  **     *  0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 4

Hidden content!
#include  **    *****   
int main ()
{

  *     *** *    **  * **  ** pass, fail;
*** ** ** *    *  *  *   *      * **   *
** ***** *   * *  **** ***   **  * * * &pass,  **  * * *   *

  ***  ** ****  ***     * *  *  **  *  =  *** *    * * ;
*** ****  ** ** ** * *   * *  * =   ** **  **  
  *    ** ******  *    ********  *  ** Ratio:   ***  *** *  *   passratio);

 *  **** *** *     *   ** ** *     * ** * Ratio: ***   *** *   ***  failratio);
return 0;
}

Comments

prog.c: In function 'main':
prog.c:11:32: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("Success Ratio:  %d%\n", passratio);
                                ^
prog.c:13:28: warning: spurious trailing '%' in format [-Wformat=]
     printf("Fail Ratio:  %d%", failratio);
                            ^

Answer 5

Hidden content!
  ** *** ** * * 
int main(void)
{
 * * * **** *  *      *      a, a1,b,b1;
* ** *  *****  **  ** **  * ***    *** * *  **** * ** *   * 
 * *** ***     * ****** **      
 *   *  *  ***   * * **** * * **
 * *    *  ** **     * ** *  * * Ratio: *   *  * **  * 
    *   * *** *  * ** ***   **  *  *  Ratio: %g%%",b1);
 ***  ***   ** *    **   0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 6

Hidden content!
* **  * ***    **   * *
int **
int  **   p1,p2;
  * *** **    **  * ** ** *  **  *
** ** *  **
  * * ** 
* **  **   **   * Ratio: *  * Ratio:   *  **    * 
 **** 0;}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 7

Hidden content!
*   ************ * ** 
int main()
{
float a,b,c;
    **  ****   * **** ***** ** *  * **     ****** **  * *   * **     
     * * * * *   **    **    *
 * ******  ****   ***  * **  ****   ** *  *  Ratio:  **  *   * **** ***  
   **  ** ** **   ** *** * * **  * *** ** Ratio: %.0f%%",b/c*100);
*****    * * ****  ** *** * *  0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 8

Hidden content!
#include <stdio.h>
int main ()
{
**** *   ** * ** *** *  *  ** a,b,c;
**** *    **  * ********** ** *      **    ***     * ** **   * 
**     * *      *     **
    *  **    *** **    *   *** **     **** Ratio: * *** *  * *
* **** ***  *    *  ***  *  *  *   * Ratio:    ** ** * ** ** *
   *  ***  ** * **     ** * * 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 9

Hidden content!
#include <stdio.h>
int main ()
{
* **** *  * ****** **    *     a,b,c;
*  * *   ***   * * * ****     **  ****    ** **  ***** ** **   ***
**  ****     *****  ****  **** *  
* ***  ***   ** *    *** * **  * *******  Ratio:    ***  ***** *  
   *  **     * *    *   ****   *** ******   ** Ratio: *   **  * ***** 
****   ******    ******  0;
}

Comments

prog.c: In function 'main':
prog.c:5:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'float *' [-Wformat=]
     scanf("%d %d",&a,&b);
             ^
prog.c:5:16: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'float *' [-Wformat=]
     scanf("%d %d",&a,&b);
                ^

Answer 10

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

int main()

{
 *  *  **     *    * *  **    a,b,c,d;
 *** * **  ***  *   **  *  ****        ***  * ****   **
*  * ***  **     **  *  * **  * ** *    *****   *  **   ***  

 * *   **  * ****     **** *  *  **  
     *** **   *  ***  *   ***  *   *  * *** 

 ***** * * *****  *** *  ** ** *    Ratio: %.f%%\n",c);
**     **** **  **  ****  **    ****** Ratio: %.f%%",d);
 * * *** **  * **  ****  **

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

Comments

prog.c:3:1: warning: return type defaults to 'int' [-Wimplicit-int]
 main(void)
 ^~~~

---

prog.c:3:1: warning: return type defaults to 'int' [-Wimplicit-int]
 main()
 ^~~~

---

Case 0: Correct output
Case 1: Correct output