1 files changed, 7 insertions, 0 deletions
diff --git a/rushs/evalexpr/my_bc/my_bc.sh b/rushs/evalexpr/my_bc/my_bc.sh
new file mode 100755
index 0000000..f675838
--- /dev/null
+++ b/rushs/evalexpr/my_bc/my_bc.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+[ -n "$1" ] && echo "$(($1))" && exit 0
+
+while IFS='' read -r line; do
+    [ -z "$line" ] && exit 0 || echo "$(($line))"
+done