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);
               ^