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);
               ^