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authorRaphael McSinyx <vn.mcsinyx@gmail.com>2017-02-12 16:18:20 +0700
committerRaphael McSinyx <vn.mcsinyx@gmail.com>2017-02-12 16:18:20 +0700
commit1a8e1e68759611a66ae116771da5f376c95a3b9f (patch)
treee663fa6adb9264046a876e552ff2a455215c3a8b /others/volume1/023.pas
parentdf9a0d140a7b7edef66f95aa13b5bb4488147f68 (diff)
downloadcp-1a8e1e68759611a66ae116771da5f376c95a3b9f.tar.gz
Update others/volume1
Diffstat (limited to 'others/volume1/023.pas')
-rw-r--r--others/volume1/023.pas17
1 files changed, 17 insertions, 0 deletions
diff --git a/others/volume1/023.pas b/others/volume1/023.pas
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+uses strutils, cmath;
+
+var
+  n, u: int64;
+  s: string;
+  code: word;
+
+begin
+  readln(n);
+  str(n, s);
+  val(reversestring(s), u, code);
+  if isprime(n) and
+     isprime(u) then
+    writeln('YES')
+  else
+    writeln('NO')
+end.