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);
               ^