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-rw-r--r--src/Parser.java1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/Parser.java b/src/Parser.java
index 7d49255..1f9d05d 100644
--- a/src/Parser.java
+++ b/src/Parser.java
@@ -18,6 +18,7 @@ public class Parser {
private boolean isOperand(char c) {
switch (c) {
+ case '.':
case '0':
case '1':
case '2':