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);
               ^