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);
               ^