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);
               ^