1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
10.6k 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 | 10.6k 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:172.70.131.189
©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 | 10.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users