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:172.69.130.92
©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