about summary refs log tree commit diff
path: root/others/volume1/030.pas
diff options
context:
space:
mode:
Diffstat (limited to 'others/volume1/030.pas')
-rw-r--r--others/volume1/030.pas21
1 files changed, 21 insertions, 0 deletions
diff --git a/others/volume1/030.pas b/others/volume1/030.pas
new file mode 100644
index 0000000..95490f2
--- /dev/null
+++ b/others/volume1/030.pas
@@ -0,0 +1,21 @@
+var
+  s: ansistring;
+
+function ispalindrome(s: ansistring): boolean;
+  var
+    n, i: int32;
+  begin
+    n := length(s);
+    for i := 1 to n do
+      if s[i] <> s[n - i + 1] then
+        exit(false);
+      ispalindrome := true
+  end;
+
+begin
+  readln(s);
+  if ispalindrome(s) then
+    writeln('YES')
+  else
+    writeln('NO')
+end.