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(){
** * ***  *  ****   **   * * a,b;
 * ** * * *   *   * * ****** * passed,failed;
 *    * ** ** ** **  **  ****  * total;
**   ** **   **** * *  *   * * 
  * *    *** *    * * * * **     ***  * *  *   * *** **
    ** ** * * ***   *   * *  * * = a+b;
* ** *   * *** *  ** * *  ***     = (float)a/total*100;
*  *    * **   *  ***    * *  ** * = (float)b/total*100;
    ** *********** * *     * 
 *   **  *** *      * *    **   * * *  Ratio: %d%%\n", passed);
**    * *        ** **        **** * Ratio:   *  *  *    ** 
* *  * * ****    * * * ***  *
***   ** **   ** *   * ***** * *  0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 2

Hidden content!
#include <stdio.h>

int main(){
** * ** ** *****    ***  * **  a,b;
 *** ***  **  **       * passed,failed;
 ***  ** *  * * **** * ** ***  total;
   **    * **  *     *******    *
 * * *   **   * *  ** * ***  ** *** *  *      *  *** * **     *    *
 *   ***  *  * **        *** * **  = a+b;
* *  ******  *** * * *  ** *  * * = (float)a/total*100;
   * ** **  ** * * *  **     * = (float)b/total*100;
 * *  *   *** *** *  *     
*     **  ***  *     *** * **  ** ** *   ***  passed);
*** *** * *  *     *        **    * ***   * ** **   ***
 * *** ****   **   *   
 *  * **  ** *  **** ** *   * 0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output

Answer 3

Hidden content!
#include <stdio.h>

int main(){
*****  * ***  * ** * *** **  a,b;
 *** *     * * ** *   **   passed,failed;
*** * ** *   ****     ***     ** total;
**        *     *  * * ** ***** 
  **  *  *  *** ** *  * * * *   *  * **   **       * * *  * **
    ***   *   *   ***  ***   = a+b;
** *  *  * *  * *    ****  *      * = (float)a/total*100;
  *  * *      *  **** *   * **   = (float)b/total*100;
   *  * *** * **  *  **** ***
   * ** ******  * *********   ** *  ** * * *  passed);
*  *  ** *    * * ** *  * *    * ****   * *  * ** * 
* ****  **  ***  **  ** **  
* ** ***** **   *  ******* **   * * * ** 0;
}

Comments

prog.c: In function 'main':
prog.c:13:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%d%\n", passed);
                ^
prog.c:14:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%d%\n",failed);
                ^

Answer 4

Hidden content!
#include <stdio.h>

int main(){
 *  *** * * **   *  *  ***  a,b;
 *  * *     * * **  *  ***** passed,failed;
 *  *  *      *** *  * **   *  total;
  ***  ***  *  *  
  * * * *** ******* ** *** ** *  * ** ***    *  **  *     **   
*  ***  *  *    *  *** * *  = a+b;
* **** **   * ** *****    *  = (float)a/total*100;
** ***    *    *    ** * ** ** * * = (float)b/total*100;
     * *  * *  *   * ** ***
   ****** ** *   * ** *    ***   *** **  * * *  passed);
  ****  ***  *   * ** *    *     * *** ******  ** * ** *
******  *** * *    * *   *  ** **
* * * * ** ** ********   0;
}

Comments

prog.c: In function 'main':
prog.c:13:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%g%\n", passed);
                ^
prog.c:14:16: warning: unknown conversion type character 0xa in format [-Wformat=]
     printf("%g%\n",failed);
                ^

Answer 5

Hidden content!
#include <stdio.h>
#include  ** *  *  * *** *

int main()
{
**  * * *  * **    ** **  ***  pass,fail;

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

 **  *** * ** * * * *     *    ***  **** * Ratio:  * **       *  *  **  **
** **** * * * ****** *** *** *******    Ratio:     *  **  * *  **  *  *    

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

Comments

prog.c: In function 'main':
prog.c:9:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'float *' [-Wformat=]
     scanf("%d %d",&pass,&fail);
             ^
prog.c:9:16: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'float *' [-Wformat=]
     scanf("%d %d",&pass,&fail);
                ^

---

Case 0: Correct output
Case 1: Correct output

---

Case 0: Correct output
Case 1: Correct output

Answer 6

Hidden content!
 * *  **** *  *  * ** **
int main()
{
****  ** * ** *   ***    * *   a,b;
*** * *    *** *** *** * **   *    *  ** * *  * * *   * *  * **  **** 
* **   *  * ******* *****     **  *  * * ** Ratio:   ** *  * * * ***   *
*  *  ***  *  * *** ***  * *  ** * ** ***  Ratio: %g%%",(b/(a+b))*100);
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 7

Hidden content!
 * *** ***     **
int main(void)
{
**** *  * * ***   *** * ** *  * * a, b,success, fail ;
**  **  *** ***  *  ** * *   *  ********** *** *** *  **   *  
* ** ***  *******  * **  **     * *  *     * 
 *    ***    ** *  *  **     * *      
 **  ****** ***** * *    * * *     *  *   Ratio: %g%%\nFail Ratio:      *  **** success, fail);
 * ***  *   *** * *     * *   * 0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 8

Hidden content!
#include <stdio.h>

int main()

{
** * ***   * *   ** *******   a,b;
*** * ****   *     **** *   *  ***      * ** * *  * *   *** ***   

  *     * ** * **** * ** * **    ** *        Ratio: ***  ** * * *  ***
*  *   *   ***  ** *   * **   ******   ** * Ratio:     *****  ** * ** *

 **    *      **  * *****   *** 0;

}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 9

Hidden content!
** * **  * * * ***  
int main()
{
** * **  **** * ** *****  *     * a,b;
* *   *  ****** ** **  *    *** **** ******** * *** **  ******   
*     **    *  *   **** *  ** ***  *** *   Ratio:   * * *  ******* * 
   *   **  * **  **   *** **   * * *  * *    Ratio: %g%%",100*(b/(a+b)));
  ***     **  ***   *         *   0;
}

Comments

Case 0: Correct output
Case 1: Correct output

Answer 10

Hidden content!
 *   *  * *** * * *
int main()
  {
**  * **  ** ******* * ** *  * * a,b;
 *  **  * **** * *  ***** *  * *  ***       *  *  ** * ******  * **  
******    *** * * ***   ** ***  *** **    ** * 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:5:15: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'float *' [-Wformat=]
     scanf("%d%d",&a,&b);
               ^