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);
               ^