diff --git a/lines.sh b/lines.sh
index 0032777..6cef214 100644
--- a/lines.sh
+++ b/lines.sh
@@ -1,2 +1,18 @@
-#zlicza liczbe linijek w pliku wikinews_results i zapisuje ten wynik do pliku lines_number.txt
-wc -l wikiniews_results.tsv > lines_number.txt
\ No newline at end of file
+#zad1) zlicza liczbe linijek w pliku wikinews_results i zapisuje ten wynik do pliku lines_number.txt
+wc -l wikiniews_results.tsv > lines_number.txt
+
+#zad3)
+
+cut -f2 wikiniews_results.tsv > hypothesis.txt
+cut -f3 wikiniews_results.tsv > reference.txt
+
+awk 'BEGIN{FS=OFS="\t"}{print $0,"(sp1_"NR")"}' < reference.txt > reference.trn
+awk 'BEGIN{FS=OFS="\t"}{print $0,"(sp1_"NR")"}' < hypothesis.txt > hypothesis.trn
+
+sclite -f 0 -r reference.trn trn -h hypothesis.trn trn -e utf-8 -i rm -o all stdout | grep Scores > scores
+
+awk 'BEGIN{OFS="\t"}{print $6, $7, $8, $9}' < scores | awk '{ print ($2 + $3 + $4)/($2 + $3 + $1) }' > wer.tsv
+paste wikiniews_results.tsv wer.tsv > wikiniews_results_with_wer.tsv
+
+awk 'BEGIN{FS=OFS="\t"}{ bad = bad + $1; all++ }END{ print bad/all }' < wer.tsv >> wer.txt 
+awk 'BEGIN{FS=OFS="\t"}{ if ( $1 == 0 ) good++; all++ }END{ print good/all }' < wer.tsv >> srr.txt