package main

import (
	"fmt"
	"time"
)

func main() {
	t := time.Date(2015, time.January, 1, 0, 0, 0, 0, time.UTC)
	count := 0
	for t.Year() == 2015 {
		m := int(t.Month())
		d := t.Day()
		if m == d/10+d%10 {
			count++
		}
		t = t.AddDate(0, 0, 1)
	}
	fmt.Println(count)
}