def minimumBribes(q):    
    # Write your code here
    n = len(q)
    total = 0
    sorted_q = list(range(1, n + 1))
    for i in range (n):
        if q[i] == sorted_q[i]:
            continue
        elif q[i] == sorted_q[i + 1]:
            sorted_q[i], sorted_q[i + 1] = sorted_q[i + 1], sorted_q[i]  
            total += 1
        elif q[i] == sorted_q[i + 2]:
            sorted_q[i + 1], sorted_q[i + 2] = sorted_q[i + 2], sorted_q[i + 1]  
            sorted_q[i], sorted_q[i + 1] = sorted_q[i + 1], sorted_q[i]  
            total += 2
        else:
            print("Too chaotic")
            return
    print(total)
    return