#include <a_samp>


public OnFilterScriptInit(){

	new tick = tickcount();
	for(new i;i<500;i++){
			CheckNumberAndLetter("MlodyMaKota");
			CheckNumberAndLetter("696969");
			CheckNumberAndLetter("MlodyMaKota696969");
	}
	printf("time -> %d ms", (tickcount()-tick));
}

stock CheckNumberAndLetter(const str[])
{
        new  bool:z[1],i = 0;

        while(EOS != str[i])
        {
		switch(str[i]) {
			case 'a'..'z', 'A'..'Z': {
				z{0} = true;
			}
			case '0'..'9': {
				z{1} = true;
			}
		}

		if(z{0} && z{1}) return true;
			++i;
        }
	return false;
}