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);
               ^