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,    *** ** 

  * **       **** **   **   *   = ***   ** *** ;
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   *  *  * * * *****   **    *   *** *  ** * 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