diff --git a/analyzers/test/test.l b/analyzers/test/test.l
index 06806db..b5d1d2c 100644
--- a/analyzers/test/test.l
+++ b/analyzers/test/test.l
@@ -13,21 +13,43 @@ void yyerror(const char *s) {
 
 %}
 
+DIGIT           [0-9]
+LETTER          [a-zA-Z_]
+LETTER_OR_DIGIT [a-zA-Z0-9_]
+
 %%
 
-"int"                  { return INT; }
-"var"                  { return VAR; }
+"string"               { return STRING; }
 
+"uint"                 { return UINT; }
+"uint8"                { return UINT8; }
+"uint16"               { return UINT16; }
+"uint32"               { return UINT32; }
+"uint64"               { return UINT64; }
+
+"int"                  { return INT; }
+"int8"                 { return INT8; }
+"int16"                { return INT16; }
+"int32"                { return INT32; }
+"int64"                { return INT64; }
+
+"var"                  { return VAR; }
 ":="                   { return SHORT_DECLARATION; }
+"="                    { return ASSIGN; }
 "{"                    { return LBRACE; }
 "}"                    { return RBRACE; }
 ";"                    { return SEMICOLON; }
 
-[a-zA-Z_][a-zA-Z0-9_]* { 
+\"([^"\\]|\\.)*\"      { 
+    yylval.str = strdup(yytext); 
+    return STRING_LITERAL; 
+}
+
+{LETTER}{LETTER_OR_DIGIT}* { 
     yylval.str = strdup(yytext); 
     return IDENTIFIER; 
 }
-[0-9]+                 { 
+{DIGIT}+                 { 
     yylval.str = strdup(yytext); 
     return NUMBER; 
 }
diff --git a/analyzers/test/test.y b/analyzers/test/test.y
index c898941..1dbee70 100644
--- a/analyzers/test/test.y
+++ b/analyzers/test/test.y
@@ -19,12 +19,16 @@ void free_node(char *str) {
     char *str;
 }
 
-%token <str> IDENTIFIER NUMBER TEXT
-%token SHORT_DECLARATION LBRACE RBRACE SEMICOLON
-%token INT
+%token <str> IDENTIFIER NUMBER TEXT STRING_LITERAL
+%token SHORT_DECLARATION LBRACE RBRACE SEMICOLON ASSIGN
 %token VAR
 
-%type <str> expr declaration
+%token STRING
+%token UINT UINT8 UINT16 UINT32 UINT64
+%token INT INT8 INT16 INT32 INT64
+
+
+%type <str> expr declaration literal
 
 %%
 
@@ -54,14 +58,50 @@ expr:
     // }
     ;
 
+// Типы
+// Группирует все возможные типы
+int_types:
+    UINT
+    | UINT8
+    | UINT16
+    | UINT32
+    | UINT64
+    | INT
+    | INT8
+    | INT16
+    | INT32
+    | INT64
+    ;
+
+string_types:
+    STRING
+    ;
+
+type:
+    int_types
+    | string_types
+    ;
+//
+
+// Литералы 
+literal:
+    STRING_LITERAL
+    | NUMBER
+    ;
+//
+
 declaration:
-    IDENTIFIER SHORT_DECLARATION NUMBER {
+    IDENTIFIER SHORT_DECLARATION literal {
         printf("Short declaration: %s := %s\n", $1, $3);
         free_node($1);
         free_node($3);
     }
-    | VAR IDENTIFIER INT {
-        printf("Variable declaration: var %s int\n", $2);
+    | VAR IDENTIFIER type {
+        printf("Variable declaration: var %s type\n", $2);
+        free_node($2);
+    }
+    | VAR IDENTIFIER type ASSIGN literal {
+        printf("Var with assign declaration: var %s type = %s\n", $2, $5);
         free_node($2);
     }
     ;
diff --git a/tests/test_blocks.txt b/tests/test_blocks.txt
index 29f7c57..b6d91ca 100644
--- a/tests/test_blocks.txt
+++ b/tests/test_blocks.txt
@@ -1,9 +1,26 @@
 a := 1;
 {
+
     a := 1;
+
+    s := "test string";
+
     var a int;
+    var a int8;
+    var a int16;
+    var a int32;
+    var a int64;
+    var a uint8;
+    var a uint16;
+    var a uint32;
+    var a uint64;
+
+    var a string = "123123";
     {
 
         b := 2;
+
+
+        s := "123";
     }
 }
\ No newline at end of file