称砝码

def solve(____):
    parts = list(map(int, data.split(____)))
    n = parts[____]
    weights = parts[____:n+____]
    counts = parts[n+____:]
    possible = {____}
    for w, c in zip(____):
        new_possible = set(____)
        for p in possible:
            for i in range(____, c + ____):
                new_possible.add(____)
        possible = new_possible
    print(len(____))