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authorRaphael McSinyx <vn.mcsinyx@gmail.com>2017-02-11 11:37:48 +0700
committerRaphael McSinyx <vn.mcsinyx@gmail.com>2017-02-11 11:37:48 +0700
commitdf9a0d140a7b7edef66f95aa13b5bb4488147f68 (patch)
treede213e8e6abf244426fcec5974c1cc247897f869 /others/volume1/018.pas
parent092019121ad5ef6f82cd8fe7bf6ee143fce9648d (diff)
downloadcp-df9a0d140a7b7edef66f95aa13b5bb4488147f68.tar.gz
Fast and furiously add others/volume1
Diffstat (limited to 'others/volume1/018.pas')
-rw-r--r--others/volume1/018.pas11
1 files changed, 11 insertions, 0 deletions
diff --git a/others/volume1/018.pas b/others/volume1/018.pas
new file mode 100644
index 0000000..05fd7e9
--- /dev/null
+++ b/others/volume1/018.pas
@@ -0,0 +1,11 @@
+var
+  n: int64;
+
+begin
+  readln(n);
+  if (n < 0) or
+     (sqr(trunc(sqrt(n))) <> n) then
+    writeln('NO')
+  else
+    writeln('YES')
+end.