/*
#include <stdio.h>
int map[101][101] = {0};
int black[101][101] = {0};
int white[101][101] = {0};
int black_cnt = 0;
int white_cnt = 0;
void off(int a,int b)
{
while(black[a][b+1] == 0 && black[a+1][b] == 0 &&black[a][b-1] == 0 && black[a-1][b] == 0)
{
if(black[a][b] == 0)
{
black[a][b+1] = 0;
black[a+1][b] = 0;
black[a][b-1] = 0;
black[a-1][b] = 0;
}
if(black[a][b+1] == 0)
{
black[a+1][b+1] = 0;
black[a][b+2] = 0;
black[a-1][b+1] = 0;
}
if(black[a+1][b] == 0)
{
black[a+2][b] = 0;
black[a+1][b-1] = 0;
black[a+][b+1] = 0;
}
if(black[a][b-1] == 0)
{
black[]
}
}
black_cnt++;
}
void on(int a, int b)
{
while(white[a][b+1] == 0 && white[a+1][b] == 0 &&white[a][b-1] == 0 && white[a-1][b] == 0)
{
if(white[a][b] == 1)
{
white[a][b+1] = 1;
white[a+1][b] = 1;
white[a][b-1] = 1;
white[a-1][b] = 1;
}
}
}
int main()
{
int m, n;
scanf("%d %d",&m,&n);
for(int i = 1; i <= n; i++)
{
for(int j = 1; j <= m; j++)
{
scanf("%d %d",&i,&j);
}
}
printf("%d",black_cnt);
return 0;
}
*/
#include <stdio.h>
int cnt = 0;
int botton1(int k)
{
cnt++;
return k += 1;
}
int botton2(int k)
{
cnt++;
return k -= 1;
}
int botton3(int k)
{
cnt++;
return k += 5;
}
int botton4(int k)
{
cnt++;
return k -= 5;
}
int botton5(int k)
{
cnt++;
return k += 10;
}
int botton6(int k)
{
cnt++;
return k -= 10;
}
int main()
{
int a, b, c, d, e, f, g;
scanf("%d %d",&a,&b);
botton1(botton1( botton3(botton5(botton5(a)))));
printf("%d",cnt);
return 0;
}