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);
               ^