diff --git a/TaskA00/run b/TaskA00/run
index d5656a8..3223c3c 100644
--- a/TaskA00/run
+++ b/TaskA00/run
@@ -1,5 +1,5 @@
 #!/usr/bin/python3
-
+import sys
 import re
 
 def is_number(test):
@@ -11,7 +11,5 @@ def is_number(test):
     else:
         return "no"
 
-x = input()
-while x:
-    print(is_number(x))
-    x = input()
+for line in sys.stdin:
+	print(is_number(line))
diff --git a/TaskA13/run b/TaskA13/run
index 5b43a0d..cb2812a 100644
--- a/TaskA13/run
+++ b/TaskA13/run
@@ -30,7 +30,5 @@ def is_number(text):
     else:
         return "no"
 
-x = input()
-while x:
-    print(is_number(x))
-    x = input()
+for line in sys.stdin:
+	print(is_number(line))
diff --git a/TaskA42/run b/TaskA42/run
index 6d77c18..193d934 100644
--- a/TaskA42/run
+++ b/TaskA42/run
@@ -11,7 +11,5 @@ def is_number(test):
     else:
         return "no"
 
-x = input()
-while x:
-    print(is_number(x))
-    x = input()
+for line in sys.stdin:
+	print(is_number(line))
diff --git a/TaskA45/run b/TaskA45/run
index 247ff3a..ca880ff 100644
--- a/TaskA45/run
+++ b/TaskA45/run
@@ -11,7 +11,5 @@ def is_number(test):
     else:
         return "no"
 
-x = input()
-while x:
-    print(is_number(x))
-    x = input()
+for line in sys.stdin:
+	print(is_number(line))