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);
               ^