题解 | 拿物品

import sys
def main():
    n = int(sys.stdin.readline())
    a = list(map(int, sys.stdin.readline().strip().split()))
    b = list(map(int, sys.stdin.readline().strip().split()))

    items = []
    for i in range(n):
        items.append((i+1, a[i]+b[i]))
    
    items.sort(key=lambda x:-x[1])
    
    niuniu = []
    niukele = []
    
    for i in range(n):
        if i%2 == 1:
            niukele.append(items[i][0])
        else:
            niuniu.append(items[i][0])
    print(' '.join(list(map(str, niuniu))))
    print(' '.join(list(map(str, niukele))))


if __name__ == "__main__":
    main()