0 like 0 dislike
18.3k 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 | 18.3k 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:172.70.126.216
©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
| 1.3k 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
| 4.7k 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
| 6.8k 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
| 5.8k 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
| 3.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users