1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
8.9k 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 | 8.9k 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:172.69.214.205
©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 | 9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users