0 like 0 dislike
2.7k views

質數(Prime number),又称素数,指在大於1的自然数中,除了1和該数自身外,無法被其他自然数整除的数(也可定義為只有1與該數本身两个因数的数)。 大於1的自然數若不是質數,則稱之為合數。 例如,5是個質數,因為其正因數只有1與5,而6則是個合數,因為除了1與6外,2與3也是其正因數。

 

請寫一個程式,讓使用者輸入一個正整數,程式會判斷這個正整數是不是質數。

 

輸入範例1:

9

輸出範例1:

not a prime

輸入範例2:

2

輸出範例2:

is a prime

[Exercise] Coding (C) - asked in 作業 by (18k points)
ID: 13427 - Available when: Unlimited - Due to: Unlimited
| 2.7k views
0 0
Called for Help

67 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>



int main()

{
** ** **** * ** ** * A,B,C=0;
* * * **** * **** ****** ** ** * * * * *
** ** * ** * * * ** * **
** ** ** **
** ***** * ******
* ** ** **** * * * * ** * *
**** ** ** *
* * ***** *
** ** ***** * ** * a prime");
* * ** * * * * ***
**** ** ** ** ** * * ** * a prime");
* ** *** ***
* * * *******
* * **** * ** * **** ** 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>



int main()

{
** ***** *** * A,B;
* ** **** * ** * * * *** * **** * ** *
**** ** **** **** * * *** ** ***
** **** * *** * *
* * **** * *** *** * *
** * * * * * * * * * * * a prime");}
** ** ** ** * * * * * * * * * **** ** *
*** * *** * * * * * *
* ** * ** ** * *** * ** ** * *** a prime");}
* * * *** * ** * * ** *** * ** ** * * *
* * ***** * ***
** ***** * *
******** ** * **

   
** * * *** * *** 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>



int main()

{
** ** * * ** ** A,B;
***** * * ** *** * * * ** *** ****** *** *
* *** * * * **** * ** *** ** ** *
**** **** ** * * ** *
** ** **** * * * *
**** ** **** *** ** **** * ** * * ** a prime");
*** * * * * * * **** ** ** **
*** * * * *** * * * *****
* ** * ** **** **** *** *** *
* * * * * * * *** ** * *** * * ** ** a prime");
** *** * * ** ** * ** ** * ***
* * ** * *** **** * ** * * ** ** **
* ** *** ** * ** **
** ** ** ** ** **

   

   
** ** * ** **** * 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
* * ***** * * *



int main()

{
***** * * * * * ** *** A,B;
** * ***** *** * * ** * **** **
* * **** ** ** ******* **
* ** * * ***** ***
* **** *** ** ***
* *** ** * ** * *** *** a prime");
****** *** * ***** *** ***
** * ** **** *
* * *** * ** * ** *
** * * * **** * * **** ** * a prime");

   
* ** * ***** *
** ** ** * * * *
* ** ** ** * **** 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>



int main()

{
** *** * * ** ** ** * * A,B;
*** * * ***** * * * *** * ** * **
* * * * ** * * *** ** *
* **** * *** * * *
** *** *** * ** * *
** * * *** * ** ** * a prime");
** * * * * **
** *** *** * * * *
** ***** * * * ** ** ***** a prime");
** ****** *** * **
* ** * ** * * * *
* * **** *
** ** * * * 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>



int main()

{
** *** * * ** A,B;
* * ** * * * *** *** *
* ** * * *** * *** ** ***
* * ** *
** ** * * * * **** ****
** ** * ** * * * * ** ** * a prime")
**** *** ** * ****
***** * *** * *******
* ** * ** * **** *** ** a prime")
** ** ** ***** ** ***
* * * ** **** * **
** * * * * *
* ** * * ** 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
* * * **** * **



int main()

{
* * ** **** * * * A,B;
***** *** *** * * * * * ** * * ***
*** * *** ** * * ** ** **

   
***** * *** *

* *** ** * * * *** *** a prime");
*** * ** * *** * *
* * * ** * * ** *
**** * * * * * * * * * * ** a prime");
* **** * ** * * * *
* ** * * ***
* ******* * ** *** *
* *** *** **** * * *** 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
#include<studio.h>



int main()

{
* * * * ** **** A,B;
* * *** ** * * * ** ** ** ** *** **
* *** ** *** ** * * * * *** *
** * * *** * * ** * * *
* **** * ** *** ** * a prime");
* ** ** *** * * * * ***
*** * * * * * *

* * * *** ** * * * ** * * * a prime");
***** * * **
** ********* ****** ** ** 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
#include<studio.h>



int main()

{
* * * * ***** * * A,B;
*** ** ** ** ** ** ** ** **** * * ** *
***** * ** *** * *** * *
*** * * * *****
* ***** * *** ** ** * ** ** a prime");
***** *** * *** *
* ** **** ** *******

*** * * **** ***** ** **** a prime");
* * * * ** * **
** * * * * ****** 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
* ** * ***** **



int main()

{
** ** ** * ***** A,B;
** * * * * * *** ** * * ******** ** * * ***
** ** * * ** * * ** *** * * ***
** **** ** * **** * ** * *
* * **** * ** * ** * a prime");
** ** **** * * * * *
* * ** **** ****** * * * a prime");
** ****** * *
* *** *** * * ** * ** 0;

}
answered by (-102 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.71.255.141
©2016-2024

Related questions

0 like 0 dislike
23 answers
[Exercise] Coding (C) - asked Oct 13, 2016 in 作業 by Shun-Po (18k points)
ID: 13528 - Available when: Unlimited - Due to: Unlimited
| 1.2k views
0 like 0 dislike
45 answers
[Exercise] Coding (C) - asked Oct 13, 2016 in 作業 by Shun-Po (18k points)
ID: 13501 - Available when: Unlimited - Due to: Unlimited
| 2.2k views
0 like 0 dislike
26 answers
[Exercise] Coding (C) - asked Nov 3, 2016 in 作業 by Shun-Po (18k points)
ID: 16957 - Available when: Unlimited - Due to: Unlimited
| 1.3k views
0 like 0 dislike
37 answers
[Exercise] Coding (C) - asked Oct 20, 2016 in 作業 by Shun-Po (18k points)
ID: 14579 - Available when: Unlimited - Due to: Unlimited
| 1.7k views
0 like 0 dislike
73 answers
[Exercise] Coding (C) - asked Sep 29, 2016 in 作業 by Shun-Po (18k points)
ID: 11603 - Available when: Unlimited - Due to: Unlimited
| 3.1k views
12,783 questions
183,443 answers
172,219 comments
4,824 users