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);
               ^