diff --git a/hw1/src/argo.c b/hw1/src/argo.c
index 8af68cd..111d90d 100644
--- a/hw1/src/argo.c
+++ b/hw1/src/argo.c
@@ -5,6 +5,7 @@
 #include "global.h"
 #include "debug.h"
 
+// ARGO_VALUE *argo_read_value_helper(FILE *f, ARGO_VALUE *this);
 /**
  * @brief  Read JSON input from a specified input stream, parse it,
  * and return a data structure representing the corresponding value.
@@ -27,10 +28,35 @@
  * NULL if there is any error.
  */
 // ARGO_VALUE *argo_read_value(FILE *f) {
-    // TO BE IMPLEMENTED.
-    // abort();
+//     // TO BE IMPLEMENTED.
+//     argo_value_storage->next = NULL;
+//     argo_value_storage->prev = NULL;
+//     return argo_read_value_helper(f, argo_value_storage);
 // }
 
+// ARGO_VALUE *argo_read_value_helper(FILE *f, ARGO_VALUE *this) {
+//     int i = fgetc(f);
+//     int started = 0;
+//     while (i != EOF) {
+//         switch (i)
+//         {
+//         case '\b':
+//         case '\f':
+//         case '\r':
+//         case '\t':
+//             break;
+//         case '\n':
+//             argo_lines_read++;
+//             argo_chars_read = 0;
+//         default:
+//             break;
+//         }
+//         i = fgetc(f);
+//     }
+//     return this;
+// }
+
+
 /**
  * @brief  Read JSON input from a specified input stream, attempt to
  * parse it as a JSON string literal, and return a data structure
@@ -49,10 +75,10 @@
  * @return  Zero if the operation is completely successful,
  * nonzero if there is any error.
  */
-int argo_read_string(ARGO_STRING *s, FILE *f) {
+// int argo_read_string(ARGO_STRING *s, FILE *f) {
     // TO BE IMPLEMENTED.
-    abort();    
-}
+    // abort();    
+// }
 
 /**
  * @brief  Read JSON input from a specified input stream, attempt to
@@ -76,10 +102,10 @@ int argo_read_string(ARGO_STRING *s, FILE *f) {
  * @return  Zero if the operation is completely successful,
  * nonzero if there is any error.
  */
-int argo_read_number(ARGO_NUMBER *n, FILE *f) {
+// int argo_read_number(ARGO_NUMBER *n, FILE *f) {
     // TO BE IMPLEMENTED.
-    abort();
-}
+    // abort();
+// }
 
 /**
  * @brief  Write canonical JSON representing a specified value to
diff --git a/hw1/src/validargs.c b/hw1/src/validargs.c
index de4bab8..33de563 100644
--- a/hw1/src/validargs.c
+++ b/hw1/src/validargs.c
@@ -4,7 +4,7 @@
 #include "global.h"
 #include "debug.h"
 
-int parse_arg(char *arg);
+char parse_arg(char *arg);
 int str2int(char *arg);
 
 /**
@@ -30,18 +30,18 @@ int validargs(int argc, char **argv)
     char **ptr = argv;
     switch (parse_arg(*(++ptr)))
     {
-    case 8:
+    case 'h':
         global_options = HELP_OPTION;
         isValid = 1;
         break;
-    case 4:
+    case 'v':
         if (argc == 2)
         {
             global_options = VALIDATE_OPTION;
             isValid = 1;
         }
         break;
-    case 2:
+    case 'c':
         if (argc == 2)
         {
             global_options = CANONICALIZE_OPTION;
@@ -49,7 +49,7 @@ int validargs(int argc, char **argv)
         }
         else
         {
-            if (parse_arg(*(++ptr)) == 1)
+            if (parse_arg(*(++ptr)) == 'p')
             {
                 int indented_value;
                 if (argc == 3) {
@@ -77,33 +77,17 @@ int validargs(int argc, char **argv)
     return -1;
 }
 
-int parse_arg(char *arg)
+char parse_arg(char *arg)
 {
-    int ans = -1;
     if (*arg == '-')
     {
         char arg1 = *(++arg), arg2 = *(++arg);
         if (arg2 == '\0')
         {
-            if (arg1 == 'h')
-            {
-                ans = 8;
-            }
-            else if (arg1 == 'v')
-            {
-                ans = 4;
-            }
-            else if (arg1 == 'c')
-            {
-                ans = 2;
-            }
-            else if (arg1 == 'p')
-            {
-                ans = 1;
-            }
+            return arg1;
         }
     }
-    return ans;
+    return '\0';
 }
 
 int str2int(char *arg)