count words in c code example

Example 1: c program to the count the number of times each character appears

#include <stdio.h>
int main() {
    char str[1000], ch;
    int count = 0;

    printf("Enter a string: ");
    fgets(str, sizeof(str), stdin);

    printf("Enter a character to find its frequency: ");
    scanf("%c", &ch);

    for (int i = 0; str[i] != '\0'; ++i) {
        if (ch == str[i])
            ++count;
    }

    printf("Frequency of %c = %d", ch, count);
    return 0;
}

Example 2: how to count number of words in a string

String name = "Carmen is a fantastic play"; //arbitrary sentence
        
        int numWords = (name.split("\\s+")).length; //split string based on whitespace
                                                //split returns array - find legth of array
        
        System.out.println(numWords);