Тестовый ввод:
Код: Выделить всё
6
-4 3 -9 0 4 1
Код: Выделить всё
def plusMinus(arr):
array = []
positive_int = 0
negative_int = 0
zero_int = 0
total_int = 0
#removing the first int from input & appending the rest of the input to the empty array
for i in arr[1:]: ***Error was in this line of code. Removed the parameter "[1:]" and it gave me the right output***
array.append(i)
total_int = len(array)
#calcuting with every integer in array if positive or negative and counting them
for i in array:
if i >= 1:
positive_int +=1
elif i < 0:
negative_int +=1
elif i == 0:
zero_int +=1
#calculate the ratio of the negatives and positives integers
pos_ratio = positive_int / total_int
negative_ratio = negative_int / total_int
zero_ratio = zero_int / total_int
#format to six decimal places
formatted_pos_ratio = "{:.6f}".format(pos_ratio)
formatted_negative_ratio = "{:.6f}".format(negative_ratio)
formatted_zero_ratio = "{:.6f}".format(zero_ratio)
#printing out the ratio's
print(str(formatted_pos_ratio))
print(str(formatted_negative_ratio))
print(str(formatted_zero_ratio))
Код: Выделить всё
0.600000
0.200000
0.200000
Код: Выделить всё
0.500000
0.333333
0.166667
Подробнее здесь: https://stackoverflow.com/questions/654 ... hackerrank