modified some files not sure what happened

Author: RustyRaptor

Exam1/Untitled.png

@@ -0,0 +1 @@
+# Ziad Arafat

Exam1/submission.epub

@@ -0,0 +1,11 @@
+# Ziad Arafat
+
+| State   | a     | b       | a + $\epsilon$ | b + $\epsilon$ |
+|---------|-------|---------|----------------|----------------|
+| A:{0}     | {1,2} | {1}     | {1,2,3}        | {1,3}          |
+| B:{1,2,3} | {1}   | {3,4}   | {1,3}          | {3,4,2}        |
+| C:{1,3}   | {}    | {3,4}   | {}             | {3,4,2}        |
+| D:{3,4,2} | {0,1} | {4}     | {0,1,3}        | {4,2,3}        |
+| E:{0,1,3} | {1,2} | {1,3,4} | {1,2,3}        | {3,4,2}        |
+
+![alt](Untitled.png)

Exam1/submission.jpeg

@@ -28,7 +28,7 @@ int yylex();VAR
 [ \t] {
         if (mydebug) fprintf(stderr,"Whitespace found\n");
 }
-[=\-+*/%&|()] {
+[=\-+*/%&|()\^] {
         if (mydebug) fprintf(stderr,"return a token %c\n",*yytext); 
         return (*yytext);
 }

Exam1/submission.md

@@ -1,6 +1,7 @@
 %{
 #include <stdio.h>
 #include <ctype.h>
+#include <math.h>
 int yylex();
 
 int regs[26];
@@ -24,6 +25,7 @@ void yyerror (s)  /* Called by yyparse on error */
 %left '|'
 %left '&'
 %left '+' '-'
+%left '^'
 
 %left '*' '/' '%' '(' /*add a opening parenthesis */
 %left UMINUS
@@ -64,6 +66,8 @@ expr    :    '(' expr ')'
             { $$ = $1 % $3; }
     |    expr '&' expr
             { $$ = $1 & $3; }
+    |    expr '^' expr
+            { $$ = pow($1, $3); }
     |    expr '|' expr
             { $$ = $1 | $3; }
     |    expr '*' expr { $$ = $1 * $3; }