#include <iostream>
#include <cstdlib>
#include <ctime>

int main() {
    using namespace std;

    const int numPasswords = 100;
    const int passwordLength = 10;

    srand(time(0));

    for (int i = 0; i < numPasswords; i++) {
        for (int j = 0; j < passwordLength; j++) {
            int randomCharType = rand() % 3;

            if (randomCharType == 0) {
                // Generate a random lowercase letter
                char randomChar = 'a' + rand() % 26;
                cout << randomChar;
            } else if (randomCharType == 1) {
                // Generate a random uppercase letter
                char randomChar = 'A' + rand() % 26;
                cout << randomChar;
            } else {
                // Generate a random digit
                char randomDigit = '0' + rand() % 10;
                cout << randomDigit;
            }
        }

        cout << endl;
    }

    return 0;
}