Function without arguments, with return value Dry Run in C

Function without arguments, with return value is an interactive C dry run visualizer from the Functions programs section. Study the source code, then use the execution controls to follow each step, variable update, highlighted line, and console output.

This page provides a browser-based dry run with source-code highlighting, auto-scroll, voice narration controls, and execution output for learning the program step by step.

Function without arguments, with return value Program Code

#include <stdio.h>

int getNumber(void);   // no parameters, returns int

int main() {
    int num = getNumber();
    printf("Number entered: %d\n", num);
    return 0;
}

int getNumber(void) {
    int n;
    printf("Enter a number: ");
    scanf("%d", &n);
    return n;
}

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