Created
April 22, 2018 11:14
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package main | |
import ( | |
"fmt" | |
"io/ioutil" | |
"os" | |
"strings" | |
) | |
func main() { | |
counts := make(map[string]int) | |
for _, filename := range os.Args[1:] { | |
data, err := ioutil.ReadFile(filename) | |
if err != nil { | |
fmt.Fprintf(os.Stderr, "dup3: %v\n", err) | |
continue | |
} | |
for _, line := range strings.Split(string(data), "\n") { | |
fmt.Print(line) // This print is not print displayed! | |
counts[line]++ | |
} | |
} | |
for line, n := range counts { | |
if n > 1 { | |
fmt.Printf("%d\t%s\n", n, line) | |
} | |
fmt.Println(line) | |
} | |
} |
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