diff --git a/hw1/src/argo.c b/hw1/src/argo.c
index 128c09d..89b7395 100644
--- a/hw1/src/argo.c
+++ b/hw1/src/argo.c
@@ -904,16 +904,16 @@ int argo_write_string(ARGO_STRING *s, FILE *f)
             }
             else
             {
-                if (c <= 0xff)
+                if (*c <= 0xff)
                 {
                     fprintf(f, "%c", *c);
                 }
-                else if (c <= 0xfff)
+                else if (*c <= 0xfff)
                 {
-                    fprintf(f, "\\u0%x", c);
+                    fprintf(f, "\\u0%x", *c);
                 }
                 else {
-                    fprintf(f, "\\u%x", c);
+                    fprintf(f, "\\u%x", *c);
                 }
             }
             break;