diff --git a/bin/1.1_footprint_extraction/footprints_extraction.py b/bin/1.1_footprint_extraction/footprints_extraction.py
index 044be21..2ac4862 100644
--- a/bin/1.1_footprint_extraction/footprints_extraction.py
+++ b/bin/1.1_footprint_extraction/footprints_extraction.py
@@ -289,13 +289,9 @@ def check_and_merge(peak_footprints, max_bp_between):
 	peak_footprints_new = {}
 	merged_footprints = {}
 
-	for footprint in peak_footprints_list:
-		print(footprint[0]) #name of footprint
-		print(footprint[1]['start']) #the features of saved footprint
-
 	#we need to check each footprint within this peak with the other footprints for possible merging
 	#for footprint_to_check in peak_footprints.keys():
-	for footprint in peak_footprints_list:
+	for footprint in peak_footprints_list: #work with sorted footprints
 		footprint_to_check = footprint[0] #save the name of the footprint which we are working with now
 		start_to_check = peak_footprints[footprint_to_check]['start']
 		end_to_check = peak_footprints[footprint_to_check]['end']
@@ -306,9 +302,6 @@ def check_and_merge(peak_footprints, max_bp_between):
 
 			if start_to_check > peak_footprints[compared_footprint]['start'] and start_to_check - peak_footprints[compared_footprint]['end'] < max_bp_between:
 				#make compared_footprint longer: compared_footprint + footprint_to_check
-				print()
-				print(start_to_check, peak_footprints[compared_footprint]['end'])
-				print("merge right", footprint_to_check, compared_footprint)
 				merge_footprints_left = False
 				break
 			elif end_to_check < peak_footprints[compared_footprint]['end'] and peak_footprints[compared_footprint]['start'] - end_to_check < max_bp_between:
@@ -357,16 +350,12 @@ def check_and_merge(peak_footprints, max_bp_between):
 						peak_footprints_new[footprint_to_check] = footprint_update(peak_footprints_new[footprint_to_check], peak_footprints_new[footprint_to_check]['start'], peak_footprints[compared_footprint]['end'], peak_footprints[compared_footprint]['score'])
 		#the right merging is enabled, start and end of compared footprint should be bigger than the start of the footprint_to_check
 		elif merge_footprints_left == False: 
-			print("entered right merging")
 			if end_to_check > peak_footprints[compared_footprint]['end']:
-				print(end_to_check, peak_footprints[compared_footprint]['end'])
-				if compared_footprint not in peak_footprints_new.keys():
-					print("compared_footprint", compared_footprint, "not in peak_footprints_new.keys")					
+				if compared_footprint not in peak_footprints_new.keys():				
 					if any(compared_footprint in merged_footprints[x] for x in merged_footprints.keys()):
 						for k, v in merged_footprints.items():
 							if compared_footprint in v:
 								main_footprint = k
-						print(main_footprint)
 						#make merging using the information from the merged_footprints and peak_footprints_new
 						#UPDATE
 						peak_footprints_new[main_footprint] = footprint_update(peak_footprints_new[main_footprint], peak_footprints[main_footprint]['start'], peak_footprints[footprint_to_check]['end'], peak_footprints[footprint_to_check]['score'])
@@ -375,8 +364,6 @@ def check_and_merge(peak_footprints, max_bp_between):
 						merged_array.append(footprint_to_check)
 						merged_footprints[main_footprint] = merged_array
 					else:
-						print("make normal update")
-						print("save", compared_footprint)
 						#make normal update, using data from peak footprints
 						merged_footprints[compared_footprint] = merged_footprints.get(compared_footprint, [])
 						merged_footprints[compared_footprint] = [footprint_to_check]
@@ -385,7 +372,6 @@ def check_and_merge(peak_footprints, max_bp_between):
 						peak_footprints_new[compared_footprint] = peak_footprints[compared_footprint]
 						#UPDATE
 						peak_footprints_new[compared_footprint] = footprint_update(peak_footprints_new[compared_footprint], peak_footprints_new[compared_footprint]['start'], peak_footprints[footprint_to_check]['end'], peak_footprints[footprint_to_check]['score'])
-						print(peak_footprints_new[compared_footprint])
 				else:
 					if compared_footprint in merged_footprints.keys():
 						#compared_footprint was as main for merging already
@@ -407,10 +393,6 @@ def check_and_merge(peak_footprints, max_bp_between):
 			peak_footprints_new[footprint_to_check] = peak_footprints_new.get(footprint_to_check, [])
 			peak_footprints_new[footprint_to_check] = peak_footprints[footprint_to_check]
 
-	#print(len(peak_footprints_new))
-	for footprint in peak_footprints_new:
-		print(footprint, peak_footprints_new[footprint])
-	#sys.exit()
 	return peak_footprints_new
 
 #this function is used to update the footprint that should to be merged with another one