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);
               ^