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);
               ^