1-11 Exercise 2: Reverse a sentence

0 like 0 dislike
7.2k 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 | 7.2k 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:172.69.59.208
©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 | 7.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users