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);
               ^