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);
               ^