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);
               ^