1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
12.1k 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 | 12.1k 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:104.23.197.64
©2016-2026

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 | 12.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users