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);
               ^