import std.stdio, std.algorithm, std.conv, std.array, std.string, std.math, std.typecons, std.numeric, std.container, std.range;

void main()
{
    auto N = readln.chomp.to!int;
    auto as = readln.split.to!(long[]);
    sort!"a > b"(as);
    long r;
    foreach (a; as[0..$-1]) r += a;
    writeln(r);
}