import std.stdio,
       std.conv,
       std.string,
       std.range,
       std.math,
       std.algorithm;

void main()
{
    auto N = readln.strip.to!int;
    auto L = readln.split.to!(int[]);

    auto question = new int[7];
    foreach (i; 0 .. N)
    {
        question[L[i]]++;
    }
    (question.reverse.minPos!"a>b".length - 1).writeln;
}