print('Hello world!')

def S(A, B, C):
    th3 = 0.0
    
    for K in range(C):
        th1 = 0.1 ** K 
        th4 = 0.0
        
        while th4 < A:
            th2 = th3
            th3 += th1
            th4 = th3 ** B
        
        th3 = th2
    
    return th3

def L(A, B, C):
    th3 = 0.0
    
    for K in range(C):
        th1 = 0.1 ** K 
        th4 = 0.0
        
        while th4 < A:
            th2 = th3
            th3 += th1
            th4 = B ** th3
        
        th3 = th2
    
    return th3


print(S(2, 2, 10))