Perl 6 Cool Perl 6 #55

Final version

my %addrbook = $*IN.lines.map( { .split(/\s+/, 2) } );

for %addrbook.classify({ .value.substr(0,1).uc }).sort -> $g {
    say "{$g.key}:";
    .say for $g.value.sort( { .value.uc } )\ 
                     ».invert».fmt("  %-32s %s");
}
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