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);
               ^