import std.stdio, std.array, std.algorithm; void main() { readln; auto str = readln[0 .. $-1]; if (str.length % 2 == 1) writeln("No"); else { string str1, str2; foreach (i, c; str) { if (i%2 == 0) str1 ~= c; else str2 ~= c; } writeln("Yes\n", str1, " ", str2); } }