/*
 * bla.cpp
 *
 *  Created on: 2012-11-4
 *      Author: Administrator
 */

int main()
{
	int a,b,c,d,e,f;
	cin>>a>>b>>c>>d>>e>>f;
	int i,cot=0,x,y;
	for(i=a;i<d;i++)
	{
		if((i%4==0&&i%100!=0)||(i%400==0)) cot=cot+366;
		else cot=cot+365;
	}
	if((d%4==0&&d%100!=0)||(d%400==0))
	{
		if(b>2)
		{
			if(b%2!=0) x=c+(b-3)/2*61+31+29;
			if(b%2==0) x=c+(b-4)/2*61+31+29+31;
		}
		if(b==2) x=c+31;
		if(b==1) x=c;
		if(e>2)
				{
					if(e%2!=0) y=f+(e-3)/2*61+31+29;
					if(e%2==0) y=f+(e-4)/2*61+31+29+31;
				}
				if(e==2) y=f+31;
				if(e==1) y=f;
	}
	else
	{
			if(b>2)
			{
				if(b%2!=0) x=c+(b-3)/2*61+31+28;
				if(b%2==0) x=c+(b-4)/2*61+31+28+31;
			}
			if(b==2) x=c+31;
			if(b==1) x=c;
			if(e>2)
					{
						if(e%2!=0) y=f+(e-3)/2*61+31+28;
						if(e%2==0) y=f+(e-4)/2*61+31+28+31;
					}
					if(e==2) y=f+31;
					if(e==1) y=f;
		}
	if(a==1886) y++;
	cot=cot+y-x;
	cout<<cot;
	return 0;
}