// List programs
#include <iostream>

using std::cout;
using std::endl;

struct LINE
{
	short number;
	char statement[255];
};

LINE code[50];		// BASIC programs
int nLines = 0;		// How many lines are stored in memory

int insert_line(int n, char* s);
void list_program(LINE* c);


int main()
{
    const int MAX_LINE=10;
    const int STATEMENT_WIDTH=80;

	insert_line(10, "A=10");	
	insert_line(20, "B=20");
	insert_line(30, "C=A+B");
	
	list_program(code);

	return 0;
}

void list_program(LINE c[])
{
	for (int i=0; i<nLines; i++)
		cout << c[i].number << " "
			<< c[i].statement << endl;
	return;
}

int insert_line(int n, char* s)
{
	code[nLines].number = n;
	strcpy(code[nLines].statement, s);
	++nLines;
	return 0;
}