file_name = "numbers_99.txt"
numbers = [int(value) for value in input("Enter Numbers : ").split()]
with open(file_name, "w") as file:
for number in numbers:
file.write(f"{number}\n")
total = 0
with open(file_name, "r") as file:
for line in file:
total += int(line.strip())
print(f"Sum : {total}")