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);
               ^