app/main.go


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package main

import (
	"fmt"
	"os"
	"os/exec"
)

func main() {
	command := os.Args[3]
	args := os.Args[4:len(os.Args)]

	cmd := exec.Command(command, args...)
	output, err := cmd.Output()
	if err != nil {
		fmt.Printf("Err: %v", err)
		os.Exit(1)
	}

	fmt.Println(string(output))
}