N = input()

a = int(N[0])
b = int(N[1])
c = len(N) - 1
d = int(N[2])

if d >= 5:
    b += 1
if b == 10:
    b = 0
    a += 1
if a == 10:
    a = 1
    b = 0
    c += 1
print(a,".",b,"*",10,"^",c,sep = "")