1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
9.8k 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 | 9.8k 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:172.70.100.72
©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 | 9.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users