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);
               ^