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);
               ^