lft

//exercitiu 1

Var a = ?, b = 2, c = 3
a = b + c
Var d = 1
a = a + d
Output a
Input d

<vardecl>    ::= "Var" <spatiu><vardeclist>
<spatiu>     ::= " "
<vardeclist> ::= <var_type>{, <spatiu><var_type>}
<var_type>   ::=<declVar> | <declExpr> | <output> | <input>
<declVar>    ::= <litera><spatiu><asignare><spatiu><ident>
<declExpr>   ::=<litera><spatiu><asignare><spatiu><litera><spatiu><sign><spatiu><litera>
<ident>      ::= <sign> | <digit>
<sign>       ::= "+" | "-" | "*" | "/" | "?"
<asignare>   ::= "="
<output>     ::="Output" <spatiu><litera>
<input>      ::="Input" <spatiu><litera>
<cifra>      ::= "0" | "1" | "2" | "3" | "4" | "5" | "6" | "7" | "8" | "9"
<litera>     ::= "A" | "B" | "C" | "D" | "E" | "F" | "G" | "H" | "I" | "J" |
	       "K" | "L" | "M" | "N" | "O" | "P" | "Q" | "R" | "S" | "T" |
               "U" | "V" | "W" | "X" | "Y" | "Z" | "a" | "b" | "c" | "d" |
               "e" | "f" | "g" | "h" | "i" | "j" | "k" | "l" | "m" | "n" |
               "o" | "p" | "q" | "r" | "s" | "t" | "u" | "v" | "w" | "x" |
               "y" | "z"




//exercitiu 2

Verb: a merge
Conjugare: eu merg, tu mergi, el/ea merge, noi mergem, voi mergeti, ei/ele merg

<vardecl>    ::= "Verb:" <spatiu><verb>
<spatiu>     ::= " "
<verb>       :: "a merge"
<vardecl2>   ::= "Conjugare:" <spatiu><vardeclist>
<vardeclist> ::= <var_type>{, <spatiu><var_type>}
var_type     ::= <persoana><spatiu><conjugare>
<persoana>   ::= "eu" | "tu" | "el/ea" | "noi" | "voi" | "ei/ele"
<conjugare>  ::= "merg" | "mergi" | "merge" | "mergem" | "mergeti" | "merg"