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#!/usr/bin/perl ... __DATA__ 3434 34456 7788 9999 65444 4 444 444 44443225 12ms:233ms:455ms 755655 5789 333 666776 5553 353534 33 321ms:543ms:45ms
perl -pe '$_=join(",",map{s/\D//g;$_} split(":",(split(" ",$_))[-1])). +"\n"' < input > output