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