diff --git a/4_1.sh b/4_1.sh
new file mode 100755
index 0000000..48c9f59
--- /dev/null
+++ b/4_1.sh
@@ -0,0 +1,49 @@
+#!/bin/bash
+function check() {
+	input="$(sed -E 's/[0-9][0-9]*/N/g;s/ //g' <<< "$1")"
+	if [[ "$input" == *"XXXXX"* ]]; then
+		echo 'bingo'
+		return
+	fi
+	for i in {1..5}; do 
+		if [[ -z "$(cut -c $i <<< "$input" | grep -v X)" ]]; then
+			echo 'bingo'
+			return
+		fi
+	done
+}
+function frok() {
+	local owo=$j
+	local x=0
+	for ((i=0; i<${#uwu[@]}; i++)); do
+		arr[$owo]=$(sed -E 's/ '"${uwu[$i]}"' / X /g;' <<< "${arr[$owo]}")
+		if [[ "$(check "${arr[$owo]}")" == "bingo" ]]; then
+			echo "[$owo] bingo! at $i"
+			for g in $(sed -E 's/X//g' <<< "${arr[$owo]}"); do 
+				x=$((x+g))
+			done
+			echo "[$owo] x*: $((x*${uwu[$i]}))"
+			break
+		fi
+	done
+}
+arr=()
+yarr=()
+
+IFS=',' read -a uwu
+read dummy # empty line
+
+while read line; do
+	read line2
+	read line3
+	read line4
+	read line5
+	read dummy
+	arr+=(" ${line} "$'\n'" ${line2} "$'\n'" ${line3} "$'\n'" ${line4} "$'\n'" ${line5} "$'\n')
+done
+
+for ((j=0; j<${#arr[@]}; j++)); do
+	frok &
+done
+
+wait