C Program to Print the First Letter of Each Word - Source Code, Output & Execution Flow

C Program to Print the First Letter of Each Word

This tutorial explains c program to print the first letter of each word with C source code, sample output, and step-by-step execution flow.

#include <stdio.h>
int main() {
    char str[] = "C programming language";
    int i;
    printf("First letters: %c ", str[0]);
    for (i = 1; str[i]; i++) if (str[i - 1] == ' ' && str[i] != ' ') printf("%c ", str[i]);
    return 0;
}

First letters: C p l

Practice This Program

In this program, the input is read first when required, the core logic is applied step by step, and the final result is displayed using printf(). Follow the execution flow beside the code to understand how each statement contributes to the output.