TASK

Problem

#13

In “Tens Digit”, input integer data and print its tens digit.

EXAMPLE

Example

Input

7

Output

0

LIMITS

Constraints

0 ≤ n ≤ 10^12.

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LEARN Theory for this problem

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For non-negative integers, `/` gives the integer quotient and `%` gives the remainder.

Connection to “Tens Digit”: here, integer `/` and `%` provide the quotient and remainder, which is useful for digit extraction and cyclic arithmetic.

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NEED HELP? Hints

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['Choose division and remainder operations that match the requested decomposition.', 'After solving “Tens Digit”, verify the algorithm on your own small example and on an allowed boundary case. Print only the required result with no extra text.']

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ANSWER Solution

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#include <iostream>
using namespace std;
int main() {
    long long n;
    cin >> n;
    cout << (n / 10) % 10 << '\n';
    return 0;
}