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);
               ^