#include <stdlib.h>
#include <stdio.h>
#include <string.h>

int countbits(int val)
{
	int res=0;

	while (val) {
		if (val & 1)
			res++;
		val >>= 1;
	}
	return res;
}


void main()
{
	char name[100];
	int kp1=0, kp2=0, kp3=0, kp4=0, kp5, kp6=12, kp7=345, kp8=678, kp9=901;
	int cnt, lenstr, var1, var2, var3;

	printf("Live Image Wizard v1.26 License Key Generator\n");
	printf("Enter the name that will appear on your registration\n>");
	gets(name);

	lenstr = strlen(name);
	var1 = lenstr / 4;
	var2 = lenstr / 2;
	var3 = lenstr * 3 / 4;
	for (cnt=0; cnt<lenstr; cnt++) {
		if (var1 > cnt)
			kp1 = (name[cnt] + kp1) % 10;
		if (var2 > cnt)
			kp2 = (name[cnt] + kp2) % 10;
		if (var3 > cnt)
			kp3 = (name[cnt] + kp3) % 10;
		kp4 = (name[cnt] + kp4) % 10;
	}
	kp5 = ( countbits(kp1 * 1000 + kp6) + countbits(kp2 * 1000 + kp7) +
			countbits(kp3 * 1000 + kp8) + countbits(kp4 * 1000 + kp9) + 1 ) % 10;

	printf("\nUsername    : %s\n", name);
	printf("License Key : %d%03d%d%03d-%d%03d%d-%03d%d\n",
		kp1, kp6, kp2, kp7, kp3, kp8, kp4, kp9, kp5);
	printf("\nEnter the above information into your Live Image registration\n");
	printf("dialog (NOTE: Username is case sensitive)\n");
}