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);
               ^