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);
               ^