1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
10.7k 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 | 10.7k 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:172.71.120.163
©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 | 10.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users