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

內容已隱藏
#include * * *  ****** *
int main ()
{

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

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

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

Comments

Case 0: Correct output
Case 1: Correct output

Answer 2

內容已隱藏
#include  *****  **     
int main ()
{

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

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

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

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 3

內容已隱藏
#include   * ****** * *  
int main ()
{

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

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

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

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 4

內容已隱藏
#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

內容已隱藏
**      *   * * * **
int main(void)
{
  ** ******    * ***  * * a, a1,b,b1;
 * * *  ** ****   * * *** *  *  ** *  ****  ****** **
 * *  **          *****
* ** *  ** **    **    **  **** *  *
** *** ***  ***  *     *  * **     * *  Ratio:   ** *   *   ***
    ***   *   ** ****  *** *        **  Ratio: %g%%",b1);
  **  *  ***   * *   * *       0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 6

內容已隱藏
 ********* **  *   *   * 
int * *  
int * ** *  p1,p2;
   * **  **** * ****    ** * * *  *  * *  
** *****
 * **  
 *     ** *** **   Ratio: ****    Ratio:  ****  ****  
  ** *  0;}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 7

內容已隱藏
    ** **** * *****   
int main()
{
float a,b,c;
*** *** *    *   *** ** **  **    ****  * **  *   * *    ***     * 
 ** *   * ****   * *   ** *****  *
* **** * * *** **   *      *  *  *  *  * ** Ratio:  * *    **  * *  ** 
*** *   ** ** **  ** *** * *  ****   *      Ratio: %.0f%%",b/c*100);
*   *  *   ** * ****    0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 8

內容已隱藏
#include <stdio.h>
int main ()
{
*  * * ** * ** *       **   **  a,b,c;
**  *   * *   *   * *****   **   * * *  *** * * *  ** **   *  * *
**** * ****  **  *** *   * 
*   *   * * *     **     **   ** *  * *** ****   Ratio:  * *     * **  *   
 ** ** **    * ** * *   * * * * ** *  *  *  ** Ratio: *  * * *       *
  ****** * *   ******   * *** *    * 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 9

內容已隱藏
#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

內容已隱藏
 *     ** ***** **

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