// Simple program to see how JAVA virtual machine works WITH stacks.

#include <stdio.h>

#define MAX_SIZE 400
#define OPCODE_ADD +
// 
int stackCount = 0;
int stackList[MAX_SIZE];
// OUR function declarations.
void pushToStack(int *); 
int popStack();


// program MAIN body
int main(void) {
	
	int value1 = 10;
	int value2 = 11;
	// Lets pop value1 to stack. 
	pushToStack(&value1);
	pushToStack(&value2);
	
	int PROCESSOR_RESULT = popStack() OPCODE_ADD popStack();
	
	if(PROCESSOR_RESULT == 02) 
		printf("KERNEL ERROR LOLZ!!");
	else
		printf("Answer of big maths processor : %d",PROCESSOR_RESULT);
	
	
	
	return 0; // We had no errors with program!
}



void pushToStack(int *value) {
	if(stackCount > MAX_SIZE) 
		stackList[stackCount] = *value;
	else
	    stackList[stackCount++] = *value;
}


int popStack() {
	if(stackCount >= 0 && stackCount <= MAX_SIZE) 
		return stackList[--stackCount];
	return 02;
}