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22 days ago
304 B
1
Indexable
Never
// подготовка к кр
#include <iostream>
using namespace std;
int main()
{
    int a, b;
    cin >> a >> b;
    int i = 0;
    while (a < b){
        a += 1;
        if (a % 10 == (a % 100) / 10 && a != b - 1){
            i += 1;
        }
    }
    cout << i;
    return 0;
}