n = int(input("Nhap so luong phan tu: "))
a = []
s = sa = d = 0
for i in range(n):
a.append(int(input("Nhap phan tu thu %d: "%(i+1))))
print("a) Cac so chan: ")
for i in range(len(a)):
if a[i] % 2 == 0:
print(" ",a[i]," ",end = "")
print("\n Cac so le: ")
for i in range(len(a)):
if a[i] % 2 == 1:
print(" ",a[i]," ",end = "")
for i in range(len(a)):
if a[i] > 0:
s = s + a[i]
elif a[i] < 0:
sa = sa + a[i]
print("\nb) Tong cac so duong: ",s)
print(" Tong cac so am: ",sa)
for i in range(len(a)):
if a[i] == 0:
d = d + 1
print("c) Co",d," so 0")