def formingMagicSquare(s):
    ms2d=[]
    ms=[[[8, 1, 6], [3, 5, 7], [4, 9, 2]],
        [[6, 1, 8], [7, 5, 3], [2, 9, 4]],
        [[4, 9, 2], [3, 5, 7], [8, 1, 6]],
        [[2, 9, 4], [7, 5, 3], [6, 1, 8]], 
        [[8, 3, 4], [1, 5, 9], [6, 7, 2]],
        [[4, 3, 8], [9, 5, 1], [2, 7, 6]], 
        [[6, 7, 2], [1, 5, 9], [8, 3, 4]], 
        [[2, 7, 6], [9, 5, 1], [4, 3, 8]]]
        
    for i in range(8): ms2d.append(sum(ms[i],[]))#3dto2d
    s=sum(s,[])#2dto1d
    cost=[]
    for m in ms2d:
        cost.append(sum([abs(m[i]-s[i]) for i in range(9)]))
    return min(cost)