package main

import (
	"fmt"
	"math/big"
)

func main() {
	var N int
	fmt.Scan(&N)
	r := big.NewInt(1)
	var A int64
	for i := 0; i < N; i++ {
		fmt.Scan(&A)
		r = gcm(r, big.NewRat(A, 100).Denom())
	}
	fmt.Println(r)
}
func gcm(x, y *big.Int) (z *big.Int) {
	gcd := big.NewInt(0).GCD(nil, nil, x, y)
	return big.NewInt(0).Div(x.Mul(x, y), gcd)
}