12 11
1 8 3 12 6 1 7 4 12 6 6 14
6 11 11 8 9 3 8 9 7 9 12

import random as rd
from collections import defaultdict

#///////////////////////////////////////////////////////
def smart(dict , value) :
    for ind,i in enumerate(dict[value//10]):
        if value  == i[1] :
            return i[0]
        elif value  < i[1]  :
            if ind == 0 and value//10 == 0:
                return -1
            elif ind == 0 :
                k = 1
                while (value//10)-k not in dict :
                    k += 1
                return dict[(value//10)-k][-1][0]
            return dict[value//10][ind-1][0]
        elif value  > i[1] and ind == len(dict[value//10])-1 :
            return i[0]
#///////////////////////////////////////////////////////

d1, d2 = [ str(rd.randint(1, 15)) for x in range(2) ]

n , q = d1, d2
n , q = [int(n) , int(q) ]

d3 = [ str(rd.randint(1, 15)) for x in range(n) ]
d4 = [ str(rd.randint(1, 15)) for x in range(q) ]

print(n, q)
print(d3)
print(d4)

sum =  pre = 0
table = defaultdict(list)
for i,x in enumerate(d3):
    sum += int(x)
    table[sum//10].append((i,sum))

for arraws in d4 :
    pre += int(arraws)
    if int(arraws) >= sum  or pre >= sum:
        pre = 0
        print(n)
    else :
        value = smart(table , pre) + 1
        print(n - value)