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);
               ^