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);
               ^