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);
               ^