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);
               ^