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);
               ^