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);
               ^