Use danii instead of raw_input

u8/program.py

@@ -41,27 +41,15 @@ def pocet_nodov(node):
 
 
 def main():
-  lines = []
+  danii = sys.stdin.read()
-  while True:
+  if not danii:
-    try:
-      line = input()
-    except EOFError:
-      break
-    line = line.rstrip("\r")
-    if line == "":
-      lines.append("")
-      break
-    lines.append(line)
-
-  for line in sys.stdin:
-    lines.append(line.rstrip("\r\n"))
-
-  print("Expert zo zoo to vie.")
-
-  if not lines:
     print("Chybna databaza")
     return
 
+  lines = danii.splitlines()
+
+  print("Expert zo zoo to vie.")
+
   try:
     prvi = lines.index("")
   except ValueError: