Help me in solving WAV2 problem

help
,
1

My issue

Time limit exeeded means???

My code

# cook your dish here
'''
l=[]
x,n=map(int,input().split())
l=list(map(int,input().split()))


def summ(a):
    sum=1
    for j in range(x):
        sum=sum * (a-l[j])
    return sum
    
for _ in range(n):
    sum=1
    a=int(input())
    b=summ(a) 
    if b > 0:
        print("POSITIVE")
    elif b < 0:
        print("NEGATIVE")
    else:
        print(0) '''



def m(a):
    sum=1
    j=0
    z=x
    while(z>0):
        sum=sum * (a-l[j])
        j=j+1 
        z=z-1
    if sum > 0:
        print("POSITIVE")
    elif sum < 0:
        print("NEGATIVE")
    else:
        print(0)

l=[]
x,n=map(int,input().split())
l=list(map(int,input().split()))

while(n > 0):
    m(int(input()))
    n=n-1

Learning course: Python with Data structures
Problem Link: CodeChef: Practical coding for everyone