0 like 0 dislike
18.4k 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 | 18.4k 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:172.69.17.74
©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