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);
               ^