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);
               ^