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);
               ^