- Xac dinh bai toan:
input: So N va cac phan tu cua day.
output: Tong cac so le cua day.
- Y tuong:
Cho bien i chay tu 1 den n kiem tra neu a[i] chia 2 khac 0 thi a[i] la so le, dong thoi cong cac so a[i] le voi nhau. (minh khong gioi mieu ta y tuong ban tham khao thoi nhe).
- Thuat toan:
B1: Nhap n va cac phan tu cua day;
B2: Neu a[i] chia 2 khac 0 thi cong a[i] vao bien tong.
B3: Dua ra tong roi ket thuc.