1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
7.2k 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 | 7.2k 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:172.70.100.129
©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 | 7.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users