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package main
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import (
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"bytes"
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"encoding/binary"
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)
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// IntToHex converts an int64 to a byte array
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func IntToHex(num int64) []byte {
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buf := new(bytes.Buffer)
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err := binary.Write(buf, binary.BigEndian, num)
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if err != nil {
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exitWithError(err)
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}
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return buf.Bytes()
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}
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