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);
               ^