📑 Dice Rows

Codejam Qualification Round 2022. Task 3

Python Only

T=int(input())
for t in range(T):
    N=int(input())
    S=input()
    k=N
    if k>4:
        S=sorted([int(s) for s in S.split()])[::-1]
        k=N=min([N,S[0]])
        for i in range(N):
            if S[i] < N-i:
                k-=1
    print('Case #{}: {}'.format(t+1,k))