0 like 0 dislike
21.6k views
蝸牛爬牆問題

有一隻蝸牛,爬在一個高度為h公尺的牆上面,白天往上爬n公尺,晚上下降m公尺,目前蝸牛位於牆上i公尺的地方,蝸牛從白天開始爬,請問幾天後蝸牛會爬到牆頂。

 

請寫一個程式,輸入h,n,m,i四個變數,計算出蝸牛幾天後會爬到牆頂。

如果蝸牛不可能爬到牆頂,請輸出 this is impossible!。

 

輸入說明

依序輸入四個正整數代表h,n,m,i。

 

輸出說明

輸出一個數代表蝸牛幾天會爬到牆頂。

 

範例輸入1

50 5 2 3

 

範例輸出1

15

範例輸入2

100 10 15 0

範例輸出2

this is impossible!
[Exercise] Coding (C) - asked in 2016-1 程式設計(一)AC by (18k points)
ID: 20993 - Available when: Unlimited - Due to: Unlimited

reshown by | 21.6k views

144 Answers

0 like 0 dislike
Hidden content!
#include * * ** *** ** *





int main()

{
* * ** * * h,n,m,i,x;
*** ** * *** * **** * **** * * * ***** *** ** ** *** * *
* *** ** * * ** * ** (n > m)
** * ** * **
* ** * * * * * ** *** **** * * * ***** ** ***
*** * *** * **** **** ** ** ** * * * * * **** ** *
*** ** *** * ** *
** ******* *

  {
*** * * * ***** * * **** * *** ("this is * * **** * **

  }
*** **** ** * * * 0;

}
answered by (43 points)
0 like 0 dislike
Hidden content!
#include * * * *

#include * ** * ** *

int main()

{

int h, n, m , i, a;

scanf ** * * * ***** * * * ** * * ****** ** *

if (n <= m)
** * ** ** * ** * * * * * ("this is * * * * *

else if (h <= i)
**** ***** ***** ** * ** **** * * * * * *** ("this is * * ** * * *
******** ** *** *** * * **** ** if ( h <= 0)
** * *** * * ** ** * * ** * **** * ** ** * ("this is ** *** *
* ** ***** **** * * ** * * * * * * * *** ** * if ( m <= 0)
** ****** ** * * *** * * * ** * * *** * ** ("this is ***** * *
** * ** *** * ** * ** * ** * ** *** *** * ********* if ( n <= 0)
*** ** * ** ** * * * ** ** ** *** * ** * ** ("this is ** ***** **
** ** * * **** * * **** ** ** * * ** **** * * if ( i < 0)
* * ** * ** ** * * * ***** ** ** *** * * * * ("this is imposible!");
** * *** * * **** * * * **** * * * *** * ** ** ** ** ****
*** * *** ***** ** **** * * * ** * ** * **** ** * * * ****** * * *** * = (h - i - m) / (n - m );
* * ** * *** * ** * ***** * * * * ** *** * * *** * ***** ** * ** * *** * * * * **** ** ****

}
answered by (46 points)
0 like 0 dislike
Hidden content!
#include * ** **

#include ** *

int main()

{

int h, n, m , i, a;

scanf ** ** ** * * *** * * ****** *** * * * *

if (n <= m)
* * * * * * * * * ** * * ("this is ** * **

else if (h <= i)
* ** ** ** *** * *** **** *** *** * ** *** * **** * ("this is * ** *
**** * **** * **** *** * * * * if ( h <= 0)
** * ** * * ** **** *** ** * * * * ("this is ****** *
*** * * ** *** ** * *** ** * * * * * * * * * ** ** if ( m <= 0)
** ** *** *** ** ***** ******* * *** * ** **** ("this is ** * **
* *** ** * * ***** * ** *** ** *** ** * if ( n <= 0)
* ** ** *** * ** * ** * * ** ** * * ****** * * ("this is * * *
** * * *** *** ** * *** * ** * * * ** ** if ( i < 0)
* ** * *** ** * * * ** ** *** * *** ** ("this is imposible!");
** ** ** * ** * *** *** **** ** ***** ** ** * * * ** * * * ** *
*** * *** ** * ** * *** ** * ** *** * * **** * ***** ** *** ** *** ******** * ** * = (h - i - m) / (n - m );
*** * ** * * ** ****** * ** * *** * *** * **** **** * * * * *** * * * * *

}
answered by (46 points)
0 like 0 dislike
Hidden content!
#include * * *****





int main()

{
*** *** * h,n,m,i,x;
*** *** **** * ** * ** * * *** * ** * * * ** **** ** *
* **** * * *** * (n > m)
* *** * * ** **
* * * ***** *** * * *** * * * ** *** **** ** * *
**** * ** * * * ** * * ** **** * ** * * * **
** ** * ***** **
*** * ** *

  {
** *** * **** * * * ** *** ** ***** * ("this is ****** * * *

  }

}
answered by (43 points)
0 like 0 dislike
Hidden content!
* * ** * * ** *



int main(void)

{

 int h,n,m,i,k;
** * * * * * * ** ** **** ** *** * ** * ** * ***
** *****
** * **
* * **** *** * **** * ** * * **

else
* *** **** * * * * is ** *** **** *

}
answered by (-114 points)
0 like 0 dislike
Hidden content!
include ** * *

#include ** *** **


* ** main()



{

int h,n,m,i,a;
**** * ** * **** *** *
**** * * *** ** ***
* * *** ** * * *
* ** ** * * * ***** * *


* **
** ** **
* * * ** ** * *** * * *
*** ** * ***
** * * ***** is an impossible ** ** * *



return 0;

}
answered by (54 points)
0 like 0 dislike
Hidden content!
include * ** * *

#include ** ** **** *


* * ** ** main()



{

int h,n,m,i,a;
** * **** * **** * *
* * ***** * * * *
* *** ** * * *****
* * *** *** * * *


***** *
* * * *
*** ** ** ***** ** * * * *
** ** * * **
*** ** * * is an impossible * *** * ***



return 0;

}
answered by (54 points)
0 like 0 dislike
Hidden content!
#include * * ***
* * ** ****** *
* ** * * * ** *





int ** *
* * ** *

*** * * ** int * ***
***

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

* * * ** * * * ** h = h - i;
** **** * **

* ** ** * if (h - n > 0){
* **

** * ** * if (n - m > 0){
* * * * * *** * * * *

* * * * * *** * * ** for (d = 1;h > 0;d++){
** *** * * ** *** *** * * **

* * * * * ** * ** ** * h = h - n;
* * ** ** * *** ** * *** * *

** **** ** * * * ** ** * * if (h > 0){
* **** * * * * ***** ** * * * ** ** **

* ** * * * * * * ** * * ** h = h + m;
** *** * ** * * ** * * * ** * *** ***

***** **** *** * * }
* *** ** ***** * * * *

*** * * ** * ** * *** * else
**** * * ** * * ** * ** ***** * * **

* * * ** ** * * * ** ** * * break;
* * ** ** * ** ** * **** * * * *

**** * * * ***** * * * * }
* ***** ** * * * * * * *

* *** * * ** printf ******* **** * ** **
* * ** * **** ** * ***

* ** * * * }
* * ***

* * else if (n - m **** 0)
* * ** ** *

* * *** * printf * ** * is **** * * * *
*** *** *** *

}


* ***** * ** else
* * **

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


****** * * * return 0;
* * **** * ** *

}
answered by (-157 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>



int main(){
* **** * * **** * * ** h, n, m, i, d = 1, a;
* * **** ** ** ** * * ** * * ** **** * ** &h, &n, &m, &i);
** **** **** ** * * * **** ** * ** * *** h, n, m, i);




* * * * * ***** * <= 0)
* ***** ** ** * * ** ** ** * **** *** ** ** ***** **** ** is impossible!");
* ** ***** * ** ** ** * * = 0;  a < 4096; a++){
* ****** * * ** ** *** * * ****** * * * ** **** + n >= h)
* * * * * ** ******* ********* * *** * *** ** * ** *** ** * = d;
* ** * ***** * * ***** * * * **** * * **
* * *** * * ** **** * * * ** **** *** ** ** ******** ** * = i + n - m;
** * ** ** * * ** ** * **** *** * ** * * * ** *** ** *
* * *** **** * ** ** * * ** **** ***
**** ** ** * **** * **
*** ** ** * * * * * * ** * *** d);



return 0;

}
answered by (-105 points)
0 like 0 dislike
Hidden content!
* * * * **
* * *** * * **



int main()

{
* * ** ** * * ** h, n, m, i, day, num, num1, num2, num3, num4, num5;
*** * * * * * * ** ** ** * * &h, &n, &m, &i);
*** ** ** = h - i - n;
** ** * * * **** = n - m;
* **** * * * ** = num / num1;
** * *** * ******* = num2 + 1;
* * *** ** * = num3 + 1;
******* ** = num % num1;
* * ** * *** ** <= ** * *** *** * < 0))
** ** ** * *** ** ** * * this is *** * *
*** * * * * ** ** ******** if(num5 = 0)
* ***** ** * * * ****
** * ** * * * *** *** **** ** ** * *** * ** * num3);
* * * ** ** *


** ****** *** *** *** if(num=0)
* * * * * *
* * ********* * ** * * * ** ** ** * ** * * **** * * ***** *
* * **** * * ** *


* * *** * *** * * *
*** ** * ***** **
* ** ** * * * * **** * * ******* **** ***** * ** * * num4);
* ** * *** *******








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

}
answered by (-98 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:104.23.197.65
©2016-2026

Related questions

0 like 0 dislike
3 answers
[Exercise] Essay (Open question) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20995 - Available when: Unlimited - Due to: Unlimited
| 1.5k views
0 like 0 dislike
28 answers
[Exercise] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20984 - Available when: Unlimited - Due to: Unlimited
| 5.5k views
0 like 0 dislike
43 answers
[Exercise] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20980 - Available when: Unlimited - Due to: Unlimited
| 8k views
0 like 0 dislike
39 answers
[Exercise] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20978 - Available when: Unlimited - Due to: Unlimited
| 6.6k views
0 like 0 dislike
16 answers
[Exercise] Essay (Open question) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20974 - Available when: Unlimited - Due to: Unlimited
| 4.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users