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);
               ^