Time limit 2000/4000/4000/4000 ms. Memory limit 65000/65000/65000/65000 Kb.
Difficulty Beta
Sum of prime numbers from a to b
Shqip
A prime number (or a prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. E.g. 2, 3, 5, 7, 11, 13, 17, 19, 23, 29...
Write a program that asks for a and b and finds the sum of all prime numbers from a to b assuming 1< a< b≤ 100.000.
Input Specification
There are only two int numbers space separated.
Output Specification
Show the sum of all prime numbers from a to b.
Sample Input I
2 10
Sample Output I
17
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Sample Input II
10 25
Sample Output II
83
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Для отправки решений необходимо выполнить вход.
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