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);
               ^