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);
               ^