Submission #1089454

#	Time	Username	Problem	Language	Result	Execution time	Memory
1089454		vjudge1	Bank (IZhO14_bank)	Pypy 2	0 / 100	27 ms	19260 KiB

bank

n, m = map(int, input().split())
    
valores = list(map(int, input().split()))
notas = list(map(int, input().split()))

residual = [-1] * (1 << m)
cobertos = [-1] * (1 << m)

residual[0] = 0
cobertos[0] = 0

possivel = 0

for s in range(1 << m):
    for p in range(m):
        if (s & (1 << p)) == 0:
            continue

        ant = s & ~(1 << p)

        if cobertos[ant] == -1:
            continue

        novo = residual[ant] + notas[p]
        
        if cobertos[ant] < n:
            alvo = valores[cobertos[ant]]
        else:
            continue

        if novo < alvo:
            cobertos[s] = cobertos[ant]
            residual[s] = novo

        elif novo == alvo:
            cobertos[s] = cobertos[ant] + 1
            residual[s] = 0

    if cobertos[s] == n:
        possivel = 1

if possivel == 1:
    print("YES")
else:
    print("NO")

• Subtask 1: 0 / 19
• Subtask 2: 0 / 25
• Subtask 3: 0 / 27
• Subtask 4: 0 / 29