package main

import (
	"bufio"
	"fmt"
	"os"
	"sort"
	"strconv"
)

func out(x ...interface{}) {
	fmt.Println(x...)
}

var sc = bufio.NewScanner(os.Stdin)

func getInt() int {
	sc.Scan()
	i, e := strconv.Atoi(sc.Text())
	if e != nil {
		panic(e)
	}
	return i
}

func getInts(N int) []int {
	ret := make([]int, N)
	for i := 0; i < N; i++ {
		ret[i] = getInt()
	}
	return ret
}

func getString() string {
	sc.Scan()
	return sc.Text()
}

// min, max, asub, absなど基本関数
func max(a, b int) int {
	if a > b {
		return a
	}
	return b
}

func min(a, b int) int {
	if a < b {
		return a
	}
	return b
}

func asub(a, b int) int {
	if a > b {
		return a - b
	}
	return b - a
}

func abs(a int) int {
	if a >= 0 {
		return a
	}
	return -a
}

func lowerBound(a []int, x int) int {
	idx := sort.Search(len(a), func(i int) bool {
		return a[i] >= x
	})
	return idx
}

func upperBound(a []int, x int) int {
	idx := sort.Search(len(a), func(i int) bool {
		return a[i] > x
	})
	return idx
}

const mod = 1000000007

func mpow(p, n int) int {
	ret := 1
	x := p
	for n != 0 {
		if n%2 == 1 {
			ret *= x
			ret %= mod
		}
		n /= 2
		x = x * x % mod
	}
	return ret
}

const size = 2000100

var frac [size]int
var ifrac [size]int

func initFrac() {
	frac[0] = 1
	for i := 1; i < size; i++ {
		frac[i] = frac[i-1] * i % mod
	}
	ifrac[size-1] = mpow(frac[size-1], mod-2)
	for i := size - 2; i >= 0; i-- {
		ifrac[i] = ifrac[i+1] * (i + 1) % mod
	}
}

func nCk(n, k int) int {
	if n < k || k < 0 {
		return 0
	}
	return frac[n] * ifrac[k] % mod * ifrac[n-k] % mod
}

func nPk(n, k int) int {
	if k < 0 || n < k {
		return 0
	}
	return frac[n] * ifrac[n-k] % mod
}

func nHk(n, k int) int {
	if n == 0 && k == 0 {
		return 1
	}
	return nCk(n+k-1, k)
}

func main() {
	sc.Split(bufio.ScanWords)
	sc.Buffer([]byte{}, 1000000)
	initFrac()

	T := getInt()
	for i := 0; i < T; i++ {
		s := getString()
		switch s[0] {
		case 'C':
			var n, k int
			fmt.Sscanf(s, "C(%d,%d)", &n, &k)
			out(nCk(n, k))
		case 'P':
			var n, k int
			fmt.Sscanf(s, "P(%d,%d)", &n, &k)
			out(nPk(n, k))
		case 'H':
			var n, k int
			fmt.Sscanf(s, "H(%d,%d)", &n, &k)
			out(nHk(n, k))
		}
	}
}