# ex03.py

def szMajusculesAminuscules(sz):
    return sz.lower()


def main():
    szCadena = "aBcDeF 1234 xYz"

    print(szCadena)
    szCadena = szMajusculesAminuscules(szCadena)
    print(szCadena)

main()

"""
int main(){
	char szCadena[N] = "aBcDeF 1234 xYz";

	printf("%s\n",szCadena);
	vMajusculesAminuscules(szCadena);
	printf("%s\n",szCadena);
	
	return 0;
}
"""