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);
               ^