Masha

"""
def loge(n,x):
    sum=1.0
    for i in range(n, 1, -1):
        sum = 1 - ((float(i)-1) * x * sum / float(i)
    return (sum * x)

n=int(input("Enter the number of iteration: "))
x=float(input("The value of x is : "))
print(loge(n,x))
"""

def loge(n, x) :
    sum = 1.0
    for i in range(n, 1, -1) :
        sum = 1 - (float(i) - 1) * x * sum / float(i)
    return (sum * x)

n = int(input("enter the number of iteration: "))
x = float(input("The value of x is : "))
print (loge(n, x))