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8 lines
229 B
Awk
8 lines
229 B
Awk
BEGIN { FS = "\t"; pat = ARGV[1]; ARGV[1] = "-" }
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$1 ~ pat {
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printf("%s:\n", $1)
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printf("\t%d million people\n", $3)
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printf("\t%.3f million sq. mi.\n", $2/1000)
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printf("\t%.1f people per sq. mi.\n", 1000*$3/$2)
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}
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