import sys
input = sys.stdin.readline


def main():
    A, B = map(int, input().split())
    ans = str(A // B) + '.'
    tmp = (A % B) * 10
    for _ in range(50):
        ans += str(tmp // B)
        tmp = (tmp % B) * 10
    print(ans)


if __name__ == "__main__":
    main()