/*
 * programming_types_vars_consts.c
 *
 *  Created on: Mar 14, 2023
 *      Author: johnsontimoj
 */
////////////////////////////////////////////////
//
// Program to practice some programming concepts
//
// inputs: none
// outputs: some printed statements
//
////////////////////////////////////////////
// our included libraries
#include <stdio.h>			// provides access to printf() and scanf()

// a defined constant
#define PI 3.14159


// start our main function
// format is taken on faith for now
// everything between the { } is part of main
int main(void){
	setbuf(stdout, NULL);	// fixes a console bug in eclipse windows
							// this is taken on faith for now

	// splash
	printf("-----------------------------------------\n");
	printf("This is my program to practice types, vars and constants\n");
	printf("-----------------------------------------\n");
	printf("\n");

	// create a few variables
	int int_var;
	float float_var;
	char char_var;

	// memory constant
	const int INT_CONST = 13;

	// print them - should be garbage
	// combining printf() statements on a single line (no \n)
	printf("%i", int_var);		// 1 var print
	printf("%f", float_var);	//
	printf("%c", char_var);		//

	printf("%i\n", INT_CONST);

	// initialize our variables
	int_var = 12;
	float_var = 3.45;
	char_var = 'g';

	// force failure by trying to change a memory constant
//	INT_CONST = 4;

	// print them again
	printf("%i %f %c\n", int_var, float_var, char_var);		// multiple var print

	// use the defined constant
	float_var = PI;
	printf("%f\n", float_var);	//


	printf("%i\n", INT_CONST);

	// print our values - this time with text
	// char_val with the %c format prints the character, with the %i format prints the ascii value
	printf("int_var is: %i, float_var = %f, and char_var is the character %c with ascii value: %i\n", int_var, float_var, char_var, char_var);		// multiple var print

	// finish up
	printf("All done!");

	// finish our main function with a return for the operating system
	return 0;
}// end main