0 like 0 dislike
16.2k 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 | 16.2k 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:172.71.254.104
©2016-2025

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
| 1.1k 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
| 4.1k 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
| 5.8k 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
| 5.2k 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
| 3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users