/C/Code to reverse the words in a sentnce

Code to reverse the words in a sentnce

/**
 * C program to reverse order of words in a string
 */
#include <stdio.h>
#include <string.h>
#define MAX_SIZE 100 // Maximum string size

int main()
{
    char str[100], reverse[100];
    int len, i, index, wordStart, wordEnd;

    printf("Enter any string: ");
    gets(str);

    len   = strlen(str);
    index = 0;

    // Start checking of words from the end of string
    wordStart = len - 1;
    wordEnd   = len - 1;

    while(wordStart > 0)
    {
        // If a word is found
        if(str[wordStart] == ' ')
        {
            // Add the word to the reverse string
            i = wordStart + 1;
            while(i <= wordEnd)
            {
                reverse[index] = str[i];

                i++;
                index++;
            }
            reverse[index++] = ' ';

            wordEnd = wordStart - 1;
        }

        wordStart--;
    }

    // Finally add the last word
    for(i=0; i<=wordEnd; i++)
    {
        reverse[index] = str[i];
        index++;
    }

    // Add NULL character at the end of reverse string
    reverse[index] = '\0'; 

    printf("Original string \n%s\n\n", str);
    printf("Reverse ordered words \n%s", reverse);

    return 0;
}

Source: codeforwin.org

Similar codes

0 vote302 views1 answer
Search in gz file
C
0 vote253 views1 answer
How to sort an int array in c
C
0 vote309 views1 answer
Bcd to char c
C
0 vote259 views1 answer
Anticonstitutionnellement
C
0 vote269 views1 answer
Semicolong after for() loop stackoverflow
C
4 votes257 views4 answers
Bootstrap 4 forms
C
-2 votes300 views1 answer
C check if char is number
C
8 votes242 views1 answer
Syntax To Take Input In C
C
1 vote243 views1 answer
How to use gets after scanf
C
0 vote272 views1 answer
Gemfile.lock`. It is likely that you need to grant write permissions for that path.
C