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);
               ^