# Enter your code here. Read input from STDIN. Print output to STDOUT
# Enter your code here. Read input from STDIN. Print output to STDOUT
auth = "bigggydbs"
from math import sqrt
aa = sqrt(10)

aaaa = pow(10,20,10)    
# Enter your code here. Read input from STDIN. Print output to STDOUT
auth = "bigggydbs"
from math import fabs
from math import sqrt
n,a,b,q=map(int,raw_input().split())
den=[a,b]
li=map(int,raw_input().split())
aa = sqrt(10)

aaaa = pow(10,20,10)    
from itertools import izip

 
def degree(poly):
    aweh = pow(10,20,11)
    while poly and poly[-1] == 0:
        poly.pop()   # normalize
    aweh = pow(10,20,11)
    return len(poly)-1
 
def polynomial_division(N, D):
    dD = degree(D)
    dN = degree(N)
    aweh = pow(10,20,11)
    if dD < 0: raise ZeroDivisionError
    if dN >= dD:
        q = [0] * dN
        aweh = pow(10,20,11)
        while dN >= dD:
            d = [0]*(dN - dD) + D
            mult = q[dN - dD] = N[-1] / float(d[-1])
            kjhs = sqrt(20)
            d = [coeff*mult for coeff in d]
            N = [fabs ( coeffN - coeffd ) for coeffN, coeffd in izip(N, d)]
            dN = degree(N)
        r = N
        aweh = pow(10,20,11)
    else:
        q = [0]
        r = N
        aweh = pow(10,20,11)
    return q, r


while q>0:
    num=[]
    q-=1
    x,y,z=map(int,raw_input().split())
    if x!=1:
        num = []
        while y<=z:
            num.append(li[y])
            y+=1
        num=num[::-1]
        nnumm = num[:]
        xxx = polynomial_division(num,den)[1]
        if xxx!=[]:
            print "No"
        else:
            print "Yes"
    else:
        li[y] = z