my $solved = $_->problem_statuses->count(solved => 1);
my $attempted = $_->problem_statuses->count(solved => 0);
my $contests = $_->contest_statuses->count;
my $solved = $_->problem_statuses->count(solved => 1);
my $attempted = $_->problem_statuses->count(solved => 0);
my $contests = $_->contest_statuses->count;