第二次期中考 -5 11的倍數

8 like 0 dislike
11.8k 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 | 11.8k 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:162.159.115.10
©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 | 2.7k 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 | 4k 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 | 1.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users