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);
               ^