VO 18 Bài 1 - Dãy con tăng nguyên tố cùng nhau

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Points: 0.50 (partial)
Time limit: 1.0s
Memory limit: 256M
Input: stdin
Output: stdout

Problem type
Allowed languages
C, C++, Go, Java, Kotlin, Pascal, PyPy, Python, Rust, Scratch

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Lưu ý: Đọc, ghi dữ liệu được thực hiện ở stdin và stdout.

Sample Input 1

5
27
28
98
81
90

Sample Output 1

3

Sample Input 2

3
9
27
81

Sample Output 2

1

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