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);
               ^