0 like 0 dislike
20.6k 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 | 20.6k 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:162.159.115.9
©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
| 1.4k 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
| 5.3k 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
| 7.6k 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
| 6.3k 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
| 4.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users