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);
               ^