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);
               ^