第二次期中考 -5 11的倍數

8 like 0 dislike
13k views
若一個正整數的奇數位數字和與偶數位數字和兩者差的絕對值是11的倍數，則這個正整數就是11的倍數，否則就不是11的倍數。

請寫一個程式來判斷輸入的數是不是十一的倍數。

 

輸入說明：

會輸入一個正整數N，N不會超過1000位。

 

輸出說明：

如果輸入的數字是11的倍數就在螢幕上輸出YES，否則就輸出NO。

 

輸入範例：

11111111111111111111111111111111111111111111111111

 

輸出範例：

YES
[Exam] asked in 2017-1 程式設計(一)AD by (18k points)
ID: 36178 - Available when: 2017-12-08 18:30 - Due to: Unlimited | 13k views

19 Answers

0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main()
{
*** * ** **  **   ** ** ** **    *    **   i;
** **     * * * * **  *  *** *  *****  a,b;
     int N[1000];
    
     scanf("%s", N);
     
** * **  *  * ******** ** *    * (i=0; i<=1000; i=i+2)
     {
** *   ****   *   *  *    *  *   ****  **  ****    *  * * *  * *
  **  ***  * * ****  * ** **  ** ** **   *** ** *  **** * = a+N[i]; *** * ***    ***       *     **  **   ***  *  
     }
     
  * ** * **** ****   *       *    *   (i=1; i<=1000; i=i+2)
 *      **  ** * *   * * * **   
**    * * *    * ** *  * * ***   * ***   **** *   ** *****    = b+N[i];
     }
     
*  * *** **    *  *   *******        * (a>b)
     {
 **    ***   *  *  *  ***** *  ****** ** *****       ***   * *** *** *  ((a-b)%11==0)
       **  ** * * **** **  **    ** *** *** *   *** *  *  ***    
*    *   ***  **    ** ** * * * **** *  * *     *** * ** ** * ** ****  *** * **  **   * **** * * ***  ** *
**     ***    * *  ** *   ****      **  *  * *  * *****    
****   ** ****  **     * *   *** * * ** *  * ***     * ** ******  *  **
 * **  ***  * * *    * * *    **** *    * *   * **  *  *****
** * * **   **        *    * * ***  * * * * *  **   *  * *      *******  *   ***  **  ** * *     ***  ***   ***
 * ****** *   * ***     *    * * * *  ***    **  *     * *
 *** **  *         **        *   * *   *  
*  * *  *   * **   **  ** ** * *  *  **** **  * if (a<b)
     {
* *  **  ****    * * ** ** * *** *      * *** ** *    ((b-a)%11==0)
*  *****   * * ***  *** * ** *    *   ** ** * *   * *  * *   ***  * * 
 ****   **     ****   **** *  *  ******  *    *  *** ** **   ** * **  *   **  *******  ** ***  * **** 
  * ****     ** *  *   **  *     ** **** ** * * * *  **  **    ** * 
 * **** ** **** *       **  * *  ****** * ** **    ** ** **     *  *
     ***   * **  *   * *     * *  * *****   ** *** * *  *** 
**  * *****  **  * *  * * * *** *********   ****  * *** **   * **    ** *  ** * * **   *    ***** * **    *     *** 
  * ** * * ** *      **  ** ** *  * *   * ** * * * *  *   * *  *  
* **** * * * ***  ****** ** *  **    **  * 
*    ** **** * ** ****    ** **   ***  **   if (a=b)
** *   ***  ** *  **** * * * * *  ** *** 
 *    *  *** * ******  *  * **  *  * **** * * ***    **** * ****  ***   *   * **  * 
****   **   * *   **  **   ***** 
*  **   ** *  **   ** *** ****  * **  *
 *    ******   *   ** *    **  * ** **  * ** **      *  *** * **   
     * ***** **   **** **  ******* *   **   * 0;
**      * *** * * ** * *  *    
}
 ** ** ***      *    **** ***  ** **  * *   *     * ** ***
answered by (202 points)
0 0
prog.c: In function 'main':
prog.c:8:11: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'int *' [-Wformat=]
   scanf("%s", N);
           ^
prog.c:48:7: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
       system("pause");
       ^~~~~~
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:8:11: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'int *' [-Wformat=]
   scanf("%s", N);
           ^
prog.c:48:7: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
       system("pause");
       ^~~~~~
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
* * **  ****   * ****   **  * long long n;
 ** **  * **     ***   *  **  *   *   *     ***  *  * ***   
    {
 **  *   ****  * *   * * * **** * ***** *    **    ** ** *   
 ***  **********    *** *    * **    *  *  *  ***  ** ** *** * ** *   ** * ****  ** *     *  *    
  * *   *   ***** *    ** * ** 

 ** **  * **  *  *  **   ***   0;
}
answered by (114 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
int main()
{
  **    * **   **  **   * ***    *  input[10000];
 *  * ****  **    * **    *****   ***  * **** ***  ** ****** 
    {
**  *       * ** **  * *** * *  *    **    **** * ** i,l=strlen(input),a=0,b=0;
* *  *****  ** * *** *** *  ***  **  *** * *  * ** *** **    *  * **
 * * **    **     *    *  *   ***    ** *   *      * *****
*** **  * ******  * * ** *** * **     *****  *  ** ****** **** *   **** *  *  
*   *   *  **  **   *  * *       **    * **   *   *   ****
 * *   ***** * * * *    ******* *   *  *   *   * **   **  ****   * **
   *  ****** *** *    *  *  *  **  * ** **  *     *    ***   ***  ***  ***  * *  ** * *** * * ** **** * * 
**  *     ** *** * ** * *  ** ** ***  *** *  **  *  *  ** * *
 **  * * * **** *** ** *    **    *** *** * * *** * ********   **** ** *   ** *   * **     **   ** * 
    }
 * * ****     *  *** * ** **  * 0;
}
answered by (30k points)
edited by
0 0
prog.c: In function 'main':
prog.c:7:19: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[10000]' [-Wformat=]
     while(scanf("%s",&input)!=EOF)
                   ^
prog.c:14:12: warning: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
         if(abs(a-b)%11==0)
            ^~~
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:14:12: warning: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
         if(abs(a-b)%11==0)
            ^~~
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:14:12: warning: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
        ans=abs(a-b);
            ^~~
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:13:12: warning: implicit declaration of function 'abs' [-Wimplicit-function-declaration]
         if(abs(a-b)%11==0)
            ^~~
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>
int main()
{
 * ** **  *   *  *  * * * i,j,add=0,even=0;
      ** *** **  ** **** *  a[1000]={0};
 **  *  *   *   * *** **     * ** **  ** **   * * * **






   * * *** *** *    ***  *  *** *  * ****  *       
    {
***   *** ** * ** *  * **    *    **    *****   * * **  
*  * *    *   ** ** *   ** ****  **  * **  * ** **   * *** *** 
 ** * **  * *  * * **     * *   * *** *  *      *** ** ***

  *  * *     *  *** ***  *  

  *** *    *  * * ** **   *   **    * *    * ***  ***
    {
** **  ** *  * *  * * * ***  *   **** * ***  *  * ***  ** ** * *  * )
   ******* ** * *  *   **    ** * *  * **    **  **** *   *
   *  *  *  * **    **  * ***    ******   **  **    *

    }

****     * *       *** **   * * **

   *    **  **       ***  *  **  *** * ** ***  * ***       * *      * 

*     *   ** * * *  * **  **  *   if((add-even)%11==0)
 **  ** * *** *   ** ***  **  *****  * *  **   *     * *******    *   
*  *  *    ***  * * * *    
 * ** * * *  ** *  * ** *****   * *  ** **  **  *   **  **** * ***  ***  


 *   ** *  ******* *** *   *  *  0;
}
answered by (174 points)
edited by
0 0
prog.c: In function 'main':
prog.c:10:13: error: 'i' undeclared (first use in this function)
     for(n=0;i=0;i<=a;i++) //\xe5\xa5\x87\xe4\xbd\x8d\xe6\x95\xb8\xe5\x81\xb6\xe4\xbd\x8d\xe6\x95\xb8\xe5\x88\xa4\xe6\x96\xb7,a<=10^999
             ^
prog.c:10:13: note: each undeclared identifier is reported only once for each function it appears in
prog.c:10:21: error: expected ')' before ';' token
     for(n=0;i=0;i<=a;i++) //\xe5\xa5\x87\xe4\xbd\x8d\xe6\x95\xb8\xe5\x81\xb6\xe4\xbd\x8d\xe6\x95\xb8\xe5\x88\xa4\xe6\x96\xb7,a<=10^999
                     ^
prog.c:12:18: error: invalid suffix "n" on integer constant
       if(c=a/10^(2n))
                  ^~
prog.c:17:22: error: expected ')' before ';' token
      for(n=0;i=0;i<=a;i++)
                      ^
prog.c:19:38: error: invalid suffix "n" on integer constant
                           if(d=a/10^(2n+1)
                                      ^~
prog.c:20:27: error: expected ')' before 'even'
                           even+=d;
                           ^~~~
prog.c:21:5: error: expected expression before '}' token
     }
     ^
prog.c:25:1: error: expected '}' before 'else'
 else
 ^~~~
prog.c: At top level:
prog.c:28:2: error: expected identifier or '(' before 'return'
  return 0;
  ^~~~~~
prog.c:29:1: error: expected identifier or '(' before '}' token
 }
 ^
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:6:12: warning: zero-length gnu_printf format string [-Wformat-zero-length]
     printf("");
            ^~
prog.c:7:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(a);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
prog.c:14:16: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<=strlen(a);i=i+2)
                ^~~~~~
prog.c:14:16: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:14:16: note: include '<string.h>' or provide a declaration of 'strlen'
prog.c:22:17: warning: incompatible implicit declaration of built-in function 'strlen'
      for(i=1;i<=strlen(a);i=i+2)
                 ^~~~~~
prog.c:22:17: note: include '<string.h>' or provide a declaration of 'strlen'
/tmp/ccEDkE9I.o: In function `main':
prog.c:(.text+0x51): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:6:12: warning: zero-length gnu_printf format string [-Wformat-zero-length]
     printf("");
            ^~
prog.c:7:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(a);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
prog.c:14:16: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<=strlen(a);i=i+2)
                ^~~~~~
prog.c:14:16: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:14:16: note: include '<string.h>' or provide a declaration of 'strlen'
prog.c:22:17: warning: incompatible implicit declaration of built-in function 'strlen'
      for(i=1;i<=strlen(a);i=i+2)
                 ^~~~~~
prog.c:22:17: note: include '<string.h>' or provide a declaration of 'strlen'
/tmp/ccuq6Kb5.o: In function `main':
prog.c:(.text+0x51): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:6:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&a);
             ^
prog.c:13:16: warning: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
     for(i=0;i<=strlen(a);i=i+2)
                ^~~~~~
prog.c:13:16: warning: incompatible implicit declaration of built-in function 'strlen'
prog.c:13:16: note: include '<string.h>' or provide a declaration of 'strlen'
prog.c:21:17: warning: incompatible implicit declaration of built-in function 'strlen'
      for(i=1;i<=strlen(a);i=i+2)
                 ^~~~~~
prog.c:21:17: note: include '<string.h>' or provide a declaration of 'strlen'
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:7:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&a);
             ^
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main(void)

{
*  *      * *  ** * *   * *   * num[1000];
* *  ****** ***  *    ** **  i,a,b;
*** *   **    * * * 
 *   * ** ** * *** **  **  ***       ** a number:");
 * * ** * *  **          ** *  = 0; i<1000; i+2)
*  ***** ***** ** ** ***
* ** *   *  ** **** * ** += num[i];
* ** * **      ****** *  **** * += num[i*2+1];
  ** * ** **** ***   * *
 * *   ** * *    **    * ***
 ** *******   *   ** ***  * *  ** *** == 0)
    ** * **** ** ***  ***** ** ********     * ** ***  
*       ** ****** * * **** ** 
  ** * *  * **  ** ** * ****
  * ****  * * **   ** * **     * ** ***   **  *  *
 * ** *** *  ** ***** **** ***
* * *     *  *    ******* *****  0;
}
answered by (212 points)
0 0
prog.c:1:2: error: invalid preprocessing directive #inlude
 #inlude<stdio.h>
  ^~~~~~
prog.c: In function 'main':
prog.c:8:5: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
     printf("Enter a number:");
     ^~~~~~
prog.c:8:5: warning: incompatible implicit declaration of built-in function 'printf'
prog.c:8:5: note: include '<stdio.h>' or provide a declaration of 'printf'
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main()
{
  * *  ** * * * ****  **    ** x;
*  * *    ** ** **  *  *** ** * *  ** * * ** **  enter a number\n");
  *  *        *** **   * * ***  **** **** * * *  *    ** **
    *    * ***  * *** * * *    *  
***  *  ** *  **** ***    **  * *** * * **** *     **** *  *** ** **     *  * *** ** *    
*     *  *   *  ** *** **  **      *  ** ***   * *     ****
***    *** * *    *** ** ****       *      *****  * * * *   **  * * ****    ** * ** * ** ******* ** 
    
* *  *   **  * ***    ***
}
answered by (172 points)
1 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>

int main()
{   
  *** **   ***   *** *    a;
    **     *       *   * *** *****  **  *******   your number:");
*    * * *  *  *  * ** * **  *  ********* **  * * **
 ****  ** *   *     *   ** *  * *  % 11 == 0)
* *    * *********** * * ** *******  ** *** *    
* *  ***      ***    *  * *     * 
  * *  * *    *  *  *** * ** ****  * *** ****
 ** ***** * *  ***    *
** *   **  ** * ********* * **** ***  **  *
  ** *   *  *  *****   *  * ***** * 0;
}
*    **   *    *** * *** ****** *
answered by (164 points)
0 1
prog.c: In function 'main':
prog.c:13:5: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
     system("pause");
     ^~~~~~
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>

int main(){
  * *** * ** **      **    ***
***  * *** *  *  *****  *  num;
 ******** ***  *****  
**  *** **    ***** *  * * ****  *   *   *   * *   ***
**** * *** *  **   *   
    
***  *  **  *** *  * ** *  ****** 
  * *       * * *** * **  **    *   *  ***   ***  
** *  * * *  **    * *    ***  *       
 *  *  *     ** * *  * *    * *** **  * * * ** *  

* *** **   * ***    ****** *
* * **  **** *   *  *     * 
}
answered by (192 points)
edited by
0 0
prog.c: In function 'main':
prog.c:8:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&ch);
             ^
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:8:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&ch);
             ^
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:8:13: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[1000]' [-Wformat=]
     scanf("%s",&ch);
             ^
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<stdlib.h>
int main(void)
{
*  **** * ** *   ***  **** *** ** in,a;
***   *   ** ***  * ***    *    *** *  *  **  *
     * ***   * * ** *** 
   **    ****  ***   * *  *** **  ** 
*****  *   * *   **** ****
**    * *   * ****   **  ***
**  *  *      *   *  ** *** *      *   *** *****  *  ** ***    * ** 
  ***   ****   ** *    *  **** *** ** **  * *  
 ** * **** *  ****  ** *   *** if (a!=0){
**  *    * *** **   *****  *  * *   ***** ***     **     *** * *   ****  *
 *   * **   ** **    * *** * * ** * * ** *  ** ***  ***** * 
* ** *** **** ** * ***  *** *
system("pause");
return 0;

}
answered by (185 points)
0 0
prog.c: In function 'main':
prog.c:6:14: warning: format '%ld' expects argument of type 'long int *', but argument 2 has type 'long int' [-Wformat=]
     scanf("%ld",in);
              ^
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<math.h>
int main()
{
 **** *** *  ****** **  *    ** * j, k = 0, l = 0;
  **  *****  ***  * ***** str[10000] = {0};
** **  * **** * *  **   ** **  *   **   *    * str);
*  ***** *  * ** * * * *   = 0;j < strlen(str);j ++)
** *    **    **  **     * *
* *     *     *  *  ****** **   ***  *   *      *  * * % 2)
  **  *** ** * *   **** *  *****  **   *   * *** 
*  *   *       **     *     ** *  * * *** * *  **      * * ** * *   **   += str[j] - '0';
   *  *****  * ** ***  * ** * *** * * * ***  ***   ** 
*    *    *  ** **   ***** *** **   *** ** ***  *   
  **  ***  * **  **** * *   *  ***  *         *  * **
* * ***   * * ***** *  * **   **   **   *    ******* ** * * *** * ****  *    * ***  += str[j] - '0';
 *    **    ** *** ***     * * *****  ***  * *  * * * ** 
 *** *********  ** *  **  *
 *** * * * ** * ***  * *** *  - l) % 11 == 0)
 **  * *****  * * * * ** *** **** ** ******   *  * *   **** **** *******  *
*  * *** **     *  **    **
 **** * * **  **   *** ****  ***  **** ** *     * *** *  *    *    **** * 
}
answered by (18k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Correct output
Case 3: Wrong output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:104.23.243.109
©2016-2026

Related questions

2 like 0 dislike
6 answers
第二次期中考補考題庫 -4 11的倍數
[Normal] Coding (C) - asked Dec 20, 2017 in 2017-1 程式設計(一)AD by 楊修俊 (30k points)
ID: 38154 - Available when: Unlimited - Due to: Unlimited | 3k views
2 like 0 dislike
8 answers
第二次期中考補考題庫 -5 最大的數 最小的數 出現最多次的數
[Normal] Coding (C) - asked Dec 20, 2017 in 2017-1 程式設計(一)AD by 楊修俊 (30k points)
ID: 38155 - Available when: Unlimited - Due to: Unlimited | 4.5k views
2 like 0 dislike
5 answers
第二次期中考補考題庫 -1 子字串出現的次數
[Normal] Essay (Open question) - asked Dec 20, 2017 in 2017-1 程式設計(一)AD by 楊修俊 (30k points)
ID: 38147 - Available when: Unlimited - Due to: Unlimited | 1.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users