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);
               ^