package main

import "fmt"

func main(){
	var a,b int
	fmt.Scan(&a, &b)
	if a*b%2 == 0{
		fmt.Println("Even")
	}else{
		fmt.Println("Odd")
	}
}

package main

import (
	"fmt"
)

func main() {
	var s string
	var ans int = 0
	fmt.Scan(&s)
	for i := 0; i < 3; i++ {
		if s[i] == '1' {
			ans++
		}
	}
	fmt.Println(ans)
}

package main

import (
	"fmt"
)

func main() {
	var n int
	fmt.Scan(&n)
	ans := 1000000000
	for i := 0; i < n; i++ {
		var a int
		fmt.Scan(&a)
		var rec int = 0
		for a >= 1 && a%2 == 0 {
			a = a / 2
			rec++
		}
		if ans > rec {
			ans = rec
		}
	}
	fmt.Println(ans)
}

package main

import "fmt"

func main() {
	var a, b, c int
	fmt.Scan(&a, &b, &c)
	var x int
	fmt.Scan(&x)
	ans := 0
	for i := 0; i <= a; i++ {
		for j := 0; j <= b; j++ {
			for k := 0; k <= c; k++ {
				if 500*i+100*j+50*k == x {
					ans++
				}
			}
		}
	}
	fmt.Println(ans)
}

package main

import "fmt"

func main() {
	var n, a, b int
	fmt.Scan(&n, &a, &b)
	ans := 0
	for i := 1; i <= n; i++ {
		t := i
		rec := 0
		for t >= 1 {
			rec += t % 10
			t /= 10
		}
		if a <= rec && rec <= b {
			ans += i
		}
	}
	fmt.Println(ans)
}

package main

import (
	"fmt"
	"sort"
)

func main() {
	var n int
	fmt.Scan(&n)

	a := make([]int, n)
	for i := 0; i < n; i++ {
		fmt.Scan(&a[i])
	}
	sort.Sort(sort.Reverse(sort.IntSlice(a)))

	var t, u int
	for i := 0; i < n; i++ {
		if i%2 == 1 {
			t += a[i]
		} else {
			u += a[i]
		}
	}
	fmt.Println(u - t)
}

package main

import (
	"fmt"
	"sort"
)

func main() {
	var n int
	fmt.Scan(&n)
	a := make([]int, n)
	for i := 0; i < n; i++ {
		fmt.Scan(&a[i])
	}
	sort.Sort(sort.Reverse(sort.IntSlice(a)))
	var ans int = 1
	var b int = a[0]
	for i := 1; i < n; i++ {
		if b > a[i] {
			b = a[i]
			ans++
		}
	}
	fmt.Println(ans)
}

package main

import (
	"fmt"
)

func main() {
	var n int
	var y int
	fmt.Scan(&n)
	fmt.Scan(&y)

	for i := 0; i <= n; i++ {
		for j := 0; j+i <= n; j++ {
			if 10000*i+5000*j+1000*(n-i-j) == y {
				fmt.Println(i, j, n-i-j)
				return
			}
		}
	}
	fmt.Println(-1, -1, -1)
}

package main

import (
	"fmt"
	"strings"
)

func main() {
	var s string
	fmt.Scan(&s)
	s = strings.Replace(s, "dream", "A", -1)
	s = strings.Replace(s, "erase", "B", -1)
	s = strings.Replace(s, "Aer", "", -1)
	s = strings.Replace(s, "Br", "", -1)
	s = strings.Replace(s, "A", "", -1)
	s = strings.Replace(s, "B", "", -1)
	if s == "" {
		fmt.Println("YES")
	} else {
		fmt.Println("NO")
	}
}

package main

import (
	"fmt"
	"math"
)

func main() {
	var n int
	fmt.Scan(&n)
	t := make([]int, n)
	x := make([]int, n)
	y := make([]int, n)
	for i := 0; i < n; i++ {
		fmt.Scan(&t[i], &x[i], &y[i])
	}
	flag := true
	for i := 0; i < n; i++ {
		if t[i] >= x[i]+y[i] && t[i]%2 == (x[i]+y[i])%2 {
			if i >= 1 {
				if (int(math.Abs(float64(t[i]-t[i-1])))) < (int(math.Abs(float64(x[i]-x[i-1])))) + (int(math.Abs(float64(y[i]-y[i-1])))) {
					flag = false
				}
			}
		} else {
			flag = false
		}
	}
	if flag {
		fmt.Println("Yes")
	} else {
		fmt.Println("No")
	}
}