---

def round_standart(num):
    if num > 0:
        sign = 1
    else:
        sign = -1
    return sign * int((abs(num)+ 0.5))
#Тесты
print(round_standart(1.5))
print(round_standart(-2.5))
print(round_standart(1.6))
print(round_standart(5.11))