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);
               ^