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);
               ^