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);
               ^