nord vpnnord vpn
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a month ago
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#include <iostream>
using namespace std;

int main()
{
    int n, c = 0;
    cin >> n;

    do {
        int digit = n % 10;
        n /= 10;
        if (digit %2 ==0)        c++;
    } while (n > 0);
    cout << c << endl;
}

nord vpnnord vpn
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