1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
10.8k views

This program will receive a sentence and reverse it as the result. 字串反轉

Example input 1:

School need Student

Example output 1:

Student need School

Example input 2:

Student

Example output 2:

Student

Example input 3:

are you as bored as I am

Example output 3:

am I as bored as you are

 

[Exercise] Coding (C) - asked in Chapter 13: Strings by (12.1k points)
ID: 41436 - Available when: Unlimited - Due to: Unlimited
edited by | 10.8k views

29 Answers

0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<string.h>

int main()
{
   **   * * * * * *****     ** i,o,txtlen, end;
   * **   * **      ***  * *   sentence[100];
  * *     ***   **  *   * *** **       *  ****  sentence);

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

* ***  *** *** *** *     * ****   *   i>=0; i--)
* * *    ****     *  ***    
***  ****   **    *********   *** ***  *****   * *  *** (sentence[i]==' ')
   * **** ***   *  *   * ** **** **  *  * *  *  * ** ** *  * * 
*  ****   **    **  **** ** * * **  * ** **  **  **     **  *   ** **** *  * ***   **  ** o<=txtlen; o++)
 ******** * **   ***** *  *  *  **  ***** *       ********   *    *   **          *   ***   ***  * ****** ****    *   **  *** *** *     ** 
      *** *    *  *    * *   ******* ** **** ** * *** * *      *  *** *  * * ***  * * ** = i-1;
  ** ** *  * * ******   **    *   * *** **  * * * **** * *  * **      ***** **   ** *** ");
 *   ** **** ** *    *  * *** *****      ** * ** ** **  

    }
  *  * *   * ** *  *       *** **   i<=txtlen; i++)
   *   *   ** **  *  *  ****   ** * *    *     ** ****  *** * * ******   ***   * sentence[i]);

}
answered by (-336 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>

int main(){
    int c,d,e;
    char a[100];
*     ** *  ***** **** ***    ******   *   *    * * 
*  ***  *   **  **  *   **   ** 
***  * *** ****       ****    **  *    *  *****  *
* **   ****  * ******** *   * ** *  *   ** ** *
 ******  **   ** * ****  *    **  **   *** **** * * *   *****  *    * ** * ** * * *** **  '){
 *   **  ** * ****  **  * *   * *  ******** *    *     *     ****   ***   * ***    * *  *  *  ** **  * * *  *** ** 
 ******  **   **** * **  * * ** *  * *   *  *  **** *** ***      *  **** **  * ****   **  ****    **  * ** **     ** * * * *   ** ***  ***      *  *    **  *   sentence
 ** ** **    *  *    *   ****  * **  ***** * *  ** ***** ** ** **** ** * *  ** ** **** *  * * *** *** 
* *    *   * * *   * * ***   *  ***   *  *   * * *** ** *** ** *  **      **  *        * * *  ******     *  ******** * **    *** ");
 *     ** * *** *   * * ****   * *  *     **   * ** *   *** * ***  *     * ** *  *****  ** ***** *      **   *** ** **  
 ** * ***  ** *  *    *    *    ***** *  **    *****  * * ** **** *   * * *
    }
 *   * ** *   *  * *******  *** *  ** ****
*  * * * ** *  *   *** **  ** *  **    * ** *  * ** ** * ** ****  * ***    *    * * 
    }
    return 0;
}
answered by (-498 points)
edited by
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>


int main()
{
* ****  **  * * ** *    *    ** * str[1000], reverse[1000];
 ** *  ***  * *  * * * *  * len, i, index, wordStart, wordEnd;


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

   ****    **     *   * ***  **   = strlen(str);
   ** * *  *   **** *** ****** = 0;


* *  * ***   ** **    *** **     * **  = len - 1;
**** ***   * ** **  *  * *   ** *  *   = len - 1;

 *   ** * *** * **  ** * **  *** * *****  > 0)
  ** *****   ***  **    ** 

**    ****** **  *****  * ****       * *** *       ***  * *  ** == ' ')
** *** **   ****** *  * * ** *  *** * *****    *** ***

   *  *  ** ** ** * * *    *** *   **** * *** **  * ** * **     ** ** *** ** ** = wordStart + 1;
****  *****  ***      **   **  **    **** **  **** * ***  *** **** ***   * *   * <= wordEnd)
  *** *    ** *     *    ** ***  ** **      **    *   *****  ** ***    *****  
* *   * *     **     *****      *  **  *** *  ****    * *  *  *  *     *  * *   * * *      * *  *  * * * **  * = str[i];

   ** * **  **** *** * ** *  *  *       * *** * ** * ***   ****   * *      **  *     *  ***     ***  
** *  *     *  * ******* * *  **  *  * **          ** ** * *  ***            **** **   * ** ***   ******   **  **   * 
**  *    *   *   **  *****  ****  * * * * ******* *    *   ****** *    * **
 *   * *   * *    *    * * ****  * ** * * ** *    ** ** ***  *** *       **** *   ** * = ' ';

* *   **  **   *** ** ** *    * ** * ****   ** *      * *  * **  **  ***  **      = wordStart - 1;
*****  ** * * *   **** * *  *****  ******   *****  *  * * * 

 **  * *** **   **   *      ******* *** *    *  * * 
    }

* ** ****  ***********  ** * i<=wordEnd; i++)
    {
   * *** * *  *   *** * **      *** ***** * ****   ** ** ** *** = str[i];
 *  * ** *    **  **  ** ** *** * *    *  *  *   ** *   
    }


    * *  ***** *** *  ** * *   *  * = '\0';


*****************  *    * **   *  * *  **** **** reverse);

      *** *** **   *  *** ** *  0;
}
answered by (-196 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>
int main()
{
    int i=0,j=0;
    char a[100],*b[100];
  ** ** *  *****  *  ********* * * ***
**   ****  *   **  ** **   *  ******* **
  **  *  **  ** ****** * * ** *  *** * *   * * *  * *  **  ***** * *
  *    * **         *  *  * ****      ** **     ** *  ****   ******   *   ** *   *****    
*******       * *     * ** ** * ***   **** *** ****  * *** **
**  *     **  * *    * ** * *** *     *  * * *  *   ****  *  **  ****** * ****** **  ***
 ** ** ** *** *   ***  ***      ** *** *** * * *  ** ** * ***  ** ****  * * ***  *     *  
 * ** *** * *****    ** * *  * * * *    ***** **  ******   ***  * ****  * * ****     *
 * **   *  **   ** * **  *** * **  **** * *   *  * * *  **
 ** * **** ****  **   **  ***   * * ** *    *  *****
    }
* *    *  *** ****  ** ***   *   * *** *  
 **  * ***   *  ** * ** *   * ****** ** *  ** * ** *  ** *** **  **  * ",b[i]);
    }
  *   * ***** *  *********   ** *      * * **   *  
 **    * **     * ***** *    0;
}
answered by (54 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
** * *** ** ***  *

void reverse(char *first, char *last);
void reverseWords(char *s)
{
 *    *** ***   * * ** *    *first_word = s,*temp = s;
 *  ***   * * *        ** * * * **  *temp )
**  *    ****   *  *** *
*  * * **   * * *****     *  * * *  ** *  **   ***    *   
  *   ** * **    * *   * ** * ******* *  ** *  *  (*temp == '\0')
******* * * *  * *  * **     ******* ** *   * *** ** **** **   *  ** ***   *** **  **  ** temp-1);   }
* ** * *   ******* *  **  **   *   ** ** *  *   ***  **** if(*temp == ' ')
   *** ** *****  ****** *** **   *** ***     *  * ** *   *       * ***   **  **  * *  * *  temp-1);
*   *** * *****  *  * ***  * * *****  ** *   *  * *  ***** * ** *  * *   *****  = temp+1;
 *   **  *  *** ***** * *  * *** ** ** ** * ** * * *  
* * * *  *   ***         *
****   *   ** ***** *******       temp-1);
}
void reverse(char *first, char *last)
{
 ******   * ** *** ****  **    temp;
**** *  *   **** * * *   *  * (first< last)
* ** * *        * **  * **** *    temp = *first;
    *  ***      * *   **  * ** ** **   * *    *  * * *     = *last;
****  **   * * * **     * * *****  * * * * *** **  * **  = temp;
   ***** **** *  *** ****  *
}

int main()
{
* *   ** * * ** ** **  *** ** s[100];
* * **    *   ***  ******  *****   **    *** **  s);
 **** ** ** ** ** ***  *  * *   *temp = s;
 **   * * * * * ****   **   *** *** 
 **  ** ***** ** *  **** ***** *        ** *** ***    s);
  *** *   *  ****  **    * * * **   0;
}
answered by (-304 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Correct output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#include<string.h>

int main() {
    char s[1000];
    int len=0,count=0,i,check=0;
    fgets(s,1000,stdin);
    len=strlen(s);
      len++;
    for(;len>0;len--) {
*** *  **** ****  * ** * ***     **   * ****  * **** * ** *     * * ') {
*   *    **        ** *   *    * * ******* ** ** * **    * ******    **  *** *     ***** *  * *  {
* *****  ** ** ***  *  **** ******* *       *  **  ** ****  ***    ****   *        *    ** *  *   ***** *  ***  *  {
**  * **  *****  ***   ****  **    *****  *    *   **       *** * **** * *****   **  *        ** **  *    *     * **** * **  **  
  ** ** **** ** **** ** ***     ** * ****   * ********  ****  ** **   ****  **   * * **** ** *  **  *******  
  *** * * *     *****   * *    *** *  * *   * * * *    * ****    ** ** *   *       * *** ** * * ****** ** ****** {
*  *   * ** **   *****  *    * *******  ** ***   * ** **  ***   *******   ** * ***** *****  ** *  * ** *      *  * * **   * *   *  ** **  *  **** *  *  *  * ***     * s[len+i-2]);
***    *  * **  ** *** **  ****** * *****    * *   * **** ** * * ** *  **** **   **  ** *  ** ****   ****** *  *
*** **     * *   * **   *       *  * * *  ** ** * * ** *  **  ***  * ***  
*  *      *  ***  * * *** *   *  * * *** *    *  ** *   ***    **  ** * * ** **** *   *** * ** **   * 
        }
***** *  **  **     *    * *** * * ** **  ** ** ** * ** ** * if(len-2==0) {
 **       *   *** ** * ***  * ** *    *  *  *    * *   *** *  *  ***  ****  ****  *   *** {
  ****   * *  ** * **  ***********   ** * **  **  * ** *    *  **    ** ******  **    **    *****  * * *  *   **  ****** ");
 *** * * *****    ****  ****** * * *  **  ***** * ***  *****   * *****  *
* *   * **  ** ** * **   ****  ** **  ***** **  * *  *  * ***   **  * *   ***  **   *     ** *  *  * {
 ** *  *** *** ***   ******* **    *  **     *****  **  **  ***  *  ****   *** *** *   *  *     ****  * ***   *  * *   s[len+i-2]);
       *** * ******    **  *   **    * * ** * *  ****  ** * * *  **  
 ** ** *  ** *      * * * ** **** *     *  * *  *
**  ****   * **      * * * ****        ** ** **  *   *****  {
* *   * *****          *** **     *  * * **   *   * ** ****    **  * ** ** *    **   **
 ********  * *** *** **** ********  *** *   * **   * 
    }
}
answered by (-120 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>
#define MAX_SIZE 100

int main()
{

***   * **  *** *** ****  *** * str[1000], reverse[1000];
** **   * * *  **  **   ****** len, i, index=0, wordStart, wordEnd;

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

***  ******  *     *   * **  * **   = strlen(str);


 **   **  * ***        * ** **** *  = len - 1;
 ** *  **    **** * *   ***  ** *   = len - 1;

*** ****  * ** * *   **** **  *** > 0)
    {

 ** ** *** **    * **   *   **     **  * *   ***   *  *         == ' ')
*  *** *   *  *      ***********  ***** *    *   * 

 ** **    *** *** ***** **    *** * *  **   ***   ***    ****  ********  * ** *  **  = wordStart + 1;
  **  *    ***   **  *   *** *  **  **  * * * *   *      *           ***  ****      *  <= wordEnd)
**  ***  ****  ** ** *****   *  ******    **   ***     *  * ****  ***  **       *  
   * * **  * *     * ****   ***** ** *     *** *  ***  ***      ** * * * *   **  *   **   *  ***  ***  * *    *** * = str[i];

** ** *   **   **   ***  * ***  * * ** *   ** * * *  * ** **     * **   ** *** *          *  **  **
 ** *  * *  *  *       * **    ** ** *   * *  *  ** *    ** ***  ** **  **  * *  *** *   ***** *****  * ** *** 
 *******   ** *  ****     ***   ** * * *  ** ***** ***  ***   * * *   ** *    
    **  ***   *  *** * *     * *****   *** * ** ***   * ***    ** *  ** **  ***  *    ***   = ' ';

 ***   ** **  *   *****  *** * *** *   * *  **    *** **  ***      *    * *   * *  ** = wordStart - 1;
  * *  *** *** **  *       **** *** *****  *  * * *    

*  **  *  *  * **   *    *  ** **      ** * *  * ****   *  * ***
    }


* *** *********** ******** * **  * i<=wordEnd; i++)
    {
    ******** * ** **  *** *  *   ** ****    ** *  ***    * **  = str[i];
 *   *   * ** * ***** * * **   ** * **     *   ***  ** ****  *
    }

   **  * *****   * *  ** *  *        = '\0';

*** * **  **  *   ** ***** *  ** *** * ** * *   reverse);
  ****** * ** *   * * *   ** (i=0;i<strlen(reverse);i++){
   **   **  ****  *  * * **  **  **  *  *** *   **  (reverse[i]=='\n')
*     *  **   *  ** **  * ** **  *  * * **  * * ******  ******** **    ***    * *      
* * * * * ****  * *  **  *** **  *  *** **  **** * **** *  
 *    ** ***     ****  *   * ** * *   * **  * *   * *   * ** * * * *  *****   * ****  ** * *  **** **    
** * *******  *   *  *   * **


 *   *  * *****      ** **** 0;
}
answered by (-323 points)
edited by
0 0
prog.c: In function 'main':
prog.c:10:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
/tmp/ccHXIf7r.o: In function `main':
prog.c:(.text+0x2f): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:11:5: warning: 'gets' is deprecated [-Wdeprecated-declarations]
     gets(str);
     ^~~~
In file included from prog.c:1:0:
/usr/include/stdio.h:640:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^~~~
/tmp/ccDHB1g4.o: In function `main':
prog.c:(.text+0x30): warning: the `gets' function is dangerous and should not be used.
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <string.h>

int main(){
*   **  * *  **    **  * ** *   ** strSlice[500][50];
****  **    * * *   ***  i=0;
***    *      *** * * * *  * *  * *    ***   * ** ** ** EOF){
**** **    *    *   *** *  *****      **  *  **  *    **
** *  *  * * ** * * *** ** *
 *  *** *****  * *  ** **  * *    *   flag=1;
**      *     * * *  **           *  
* *  *   ***** *  *** * ***** *      ** ***  **    
  ** * ** *      *  *** *** ***  * **     * * *** ** *       ***   *    * *    ****     ***** *   *   *
*     *   *  *  * * * * ********* ** ***   *     * **  **     *   *    **** * * ******
*** * ***     ****  *** *** *     ** ** * *     **  *  *   
    ** ******  *      **    **** ***  ***  * ******* **   * printf(" %s",strSlice[i]);
    }
*  * * ** ***  ** *    * ** * * 0;
}
answered by (-116 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
     * *****   ** **  *  str[100];
 ***  * ** *     *****  * * *  space[100] = {0};
** ****  ***  *   ***   d = 0;
*    * **  * * ***  * **  *** * * * i = 0;
 *  * *  **    *  ********  **** ("%[^\n]%*c", str);
  
*** **   *  *      *    ***     **  *   *
* *****   * *    *  *
  *****  *     *    ** **** ********   ** * **** *** * * ** (str[i] == ' ') {
**  * **    *  *   * * *     * * ** **  **    ****** *   * *** *** **   * *   *   *** * space position with letters count following
  *  **  * *  *  * * ** **** * * * * **** **   * * * **    ** * * * ***** * * = d;
* *    * *      **  **** **    ***  *    *   *   *  ** ****** *  **    *  * * * * = 0;
**  ***  ******* ******  *      * * * *   **      *    *   else d++;
 *   **** *****  *   * **           ****** *  **** * 
  *  *  *  * *** **   **    
***   ** **  *        ***** **   words count
*** *  * ***  ** *   *   *******  = d;
*  * ** *  * **  *    *  now i actually is the length of str
 * ***     **** ** ** ** *  *   (int j=i;j>=0;j--){
**** ** ** ***** *** * * ****   *    ** * * *    *** *    * (space[j]>0){
   * * ***  *  *  *   * *******         * **  *  ***      *   *  * * * *     **  *  *   (int k=j-space[j];k<j;k++) * ***   ****  * **  *  **
* *   **  ***    *   * * * * *    ** ** **   *  ***** ** *   *  ***** ***  ***** **  (j!=space[j]) printf(" ");
**** * *  **     * * *   **  *  ***  *  * *    ****  * *
**  *** ** *  *** *******     ****  * ***  *   ** ***  ****
     * ***** **  ****  *** *   
***** * **   *****    *** *  0;
}
answered by (12.1k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.59.171
©2016-2025

Related questions

0 like 0 dislike
27 answers
1-11 Exercise 3: Prefix of a string
[Exercise] Coding (C) - asked Jan 11, 2018 in Chapter 13: Strings by thopd (12.1k points)
ID: 41439 - Available when: Unlimited - Due to: Unlimited | 11k views
12,783 questions
183,442 answers
172,219 comments
4,824 users