#include<srdio.h>
void calculateBonus(int years)
{
    if (years < 1)
    {
        printf("Invlalid input\n");
    }
    else if (years >= 1 && years <= 5)
    {
        printf("5%%\n");
    }
    else if (years >= 6 && years <= 10)
    {
        `printf("10%%\n");
    }
    else if (years > 10 && years <= 40)
    {
        printf("Invalid Input\n");
    }
    int main()
    {
        int years;
        scanf("%d", &years);
        calculateBonus(years);
        return 0;
    }
}