Can a user account be used to log in to the system before its password is set?

Hola, me podrian resolver estos ejercicios en php? ejercicio1: crear una pagina que permita realizar una conversion monteria: nuevos soles, dolares, euros. se debe seleccionar el valor monetario origen y conversion asi como tambien el monto a convertir ejercicio2: crear un pagina que muestre la tabla de sumar de un rango de numeros ingresados por teclado. ejercicio3: ingresar una palabra y mostrar la escritura del final al inicio ejercicio4: ingresar la fecha de nacimiento de una persona y determinar, cuantos años, meses y dias tiene ejercicio5: ingresar un rango de valor numerico y mostrar, los numeros pares, impares y primos.

This program reads a file called 'test.txt'. you are required to write two functions that build a wordlist out of all of the words found in the file and print all of the unique words found in the file. remove punctuations using 'string.punctuation' and 'strip()' before adding words to the wordlist. write a function build_wordlist() that takes a 'file pointer' as an argument and reads the contents, builds the wordlist after removing punctuations, and then returns the wordlist. another function find_unique() will take this wordlist as a parameter and return another wordlist comprising of all unique words found in the wordlist. example: contents of 'test.txt': test file another line in the test file output: ['another', 'file', 'in', 'line', 'test', 'the']

When guido van rossum created python, he wanted to make a language that was more than other programming languages. a. code-based b. human-readable c. complex d. functional