0 like 0 dislike
20.4k 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 | 20.4k views

144 Answers

0 like 0 dislike
Hidden content!
*** * * * *** ****
* * * *



main()



{





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


* * *
*** * * *
** * ** ** * *** ** *** * * *** *
***** ***
* ** * ** * is an *** * ***** *



return 0;









return 0;





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



main()



{





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


* *
** *
*** * *** * ** * * ** * ** *
* * * * *
**** * *** is an * *** * * * * ***



return 0;









return 0;





}
answered by (54 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>

#include<stdlib.h>

int main()

{
* * ** ** * * ***** ** * ** ** * ** ** ********* * ** ** ** * *** ** **** ** ** * ** * ***** **** ** * ** * ** * * * * ***** **
* ****** * * * **** * ** a;
* ** *** * * ***
** * * * * * ** *** *** * * ** ****
** * * * ***** * ** * *** ** ** **** *
***** * *** ** * * ** * * * ** **
** * ***** * ***** * * * ****

    
** **** * * *** *** **



}
answered by (-103 points)
0 like 0 dislike
Hidden content!
* ******** *** *
* *** *** *** ***



int main()

{
* ****** * ** ** *** * h, n, m, i, day, num, num1, num2, num3, num4;
* * * * ** * * *** * * * * * *** * &h, &n, &m, ***
*** ***** ** **** *** = h - i - n;
* ** *** **** ** ** = n - m;
***** * * ** * * ** = num / num1;
** * * ** * *** * = num2 + 1;
* *** * * *** ** * = num3 + 1;

 
* * * **** * ** ** ** * <= * ** ** * < 0))
* ***** ** * **** * * this is ** * ** * * *
** ** **** * * * *** * if(num2 = 0)
** * * *** * * ***** *
* ** ***** * **** ** * *** * * ***** *** ** num3);
* * * **** *

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


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








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

}
answered by (-98 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>



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




** ** ** * * ** ** * <= 0)
*** * * ** *** **** **** * **** * ******* * ****** * ** is impossible!");
* ***** * * * * * * * * = 0; d < 4096; d++){
** * * * * **** *** * * **** * ** * *** * ** ** + n >= h){
***** ** * * * * ***** ** *** * *** * * ** * *** * * *** *** * * **** d + 1);
** * * *** * * ** *** ** **** * * * * *** ** *** **** ** * ** 0;
* *** * ** *** * ** * * ** *** ** * **
*** *** * * * * * *** *** ** * * * ** *
** ** * **** * * **** * * * *** * * ***** * ** * * ** * **** * *** * = i + n - m;
* * ****** * * * * * ** **





return 0;
answered by (-105 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include <stdlib.h>

main(void)

{
* ** ** * * * ** ** h, n, m, i;
** *** ** * ******** * days=1;
** ****** **** ***** * ** ** **** *** ** * &h);
** ** * ***** ***** * ** **** * **** * &n);
* ** ** ****** * *** **** * * * **** ** &m);
*** * * * * * * *** ** *** **** * * * *** &i);


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

    {
** **** ** * * * * * *** *** ***** ******* *****
* * * ** ** *** *** ***** ** ** *** * ** *
***** * * * * * ** * * * ** ** * * **** * *** *** ** * **** * * * = i+n-m;
* * ** * *** * * ** ** * ** * ****
** * * *** *** * * ** **** * * * ******
**** * * * * *** ** *** * ****** ** *** * * * ** *** * ** ***** is impossible!");
** ********* * **** ** *


* * * * ** * *** * *** * * * * days);



}
answered by (-64 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include <string.h>

#include <ctype.h>

#include <math.h>

#include <stdlib.h>

#include <assert.h>



int main(){
* ** * *** ****** *** h,n,m,i;
* * * * * *** ** * day = 0;
**** * * ** * ** * ** tmp;
** ** ** *** * ** * * * * * ** j;
* * * **** ** *** ** *** * **** * * *** ** * * * ** **
*** * **** * ***** ** *** * * * ** * **** * *
** ****** * *** ** * ** ** * * * * *** ***** ** * ** * * * ** * * **
* * ** * *** * *** * * * * ** * ***** ***** if((n-m)>0){
** * ** * *** ** ** * ** **** * ** ** ** * * * ** * * ** * * ** = h-(i+n);
*** * * * ** ** ***** ** * * ** **** * *** * ** * *** * = tmp/(n-m);
**** ** *** * *** ** ***** * *** ** * * ***** *** * *** * * * *** ** ** * *
** * ***** ** * * * * * * **** ** * * ***
* **** * * **** *** ** ** * ***** * * ** if((n-m)<=0){
** *** * * *** ** *** * *** * ** * * *** ** *** * * * ** *** ** is impossible!");
* ****** **** *** * * * *** * ** *** ** *
** * * *** *** * * *** ****** 0;

}
answered by (-216 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>





int main()

{  int h,n,m,i;
**** * * * ** * **** * ** * * **** ** * * ** ** * **
** * **** * d,day;
** * * ** * * = h-i ;


* ** *** **** * ** * * * *** *
***** *** ** *** *** * ** ** *** * = d-(n-m) ;
* * * *** *** **** ** * *** *** ** ** *
** * * ** * *
** *** * ** * ** * **
* ** * * * * ** * * * is **** * ** *  
******* * ** **** * ** *
** *** * * ** * * 0;

}
answered by (-88 points)
0 like 0 dislike
Hidden content!
** ** * *
* * ** ** * *
* ** * **** **
* * ** * * * **



int main()

{



int **** *




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



x = (h-i) / (n - m);
**********


* * * ** **** x);

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

return 0;







}
answered by (-120 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include <stdlib.h>

main()

{
* * ** * * *** *** * * h,n,m,i,d;
*** * ** *** ** * * * * ** ** *** ****** *** * * **
* * * * ***** * * *** * *
* *** * ***** * *** ** * *** *
**** ** * * * *** **** * * ** *** * * = (h-i)/(n-m);
* * * ** * * * ***** ** ** * *** ** ** * * **** *** * ** * * d);
* * * * *** *** ****** * * *** **
* ** **** * * * **
* * ** * * * **** *** ** ** * *** ** ** * * * ****** * is impossible!!!");



}
answered by (-42 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:104.23.243.109
©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
| 5.2k 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
| 7.5k 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
| 6.2k 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
| 4.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users