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);
               ^