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);
               ^