Question

1. Input four float numbers; they could be positive or negative.
2. Only add all inputted negative numbers, and print its sum, up to 2 decimal place.

Answer 1

nums=input("Enter four decimals/floats separated by a space:")


n=nums.split(" ")
sum_neg=0.0
for ​i in n:
    x=float(i)
    if(x<0):
        sum_neg+=x
print("{:.2f}".format(sum_neg)