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);
               ^