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);
               ^