39 lines
451 B
Go
39 lines
451 B
Go
package main
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import (
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"bufio"
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"fmt"
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"os"
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"strconv"
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"strings"
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)
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var sum int
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func main() {
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in := bufio.NewScanner(os.Stdin)
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for in.Scan() {
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sum += diff(in.Text())
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}
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fmt.Println(sum)
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}
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func diff(l string) int {
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var min, max int
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for n, s := range strings.Split(l, "\t") {
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i, _ := strconv.Atoi(s)
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if n == 0 {
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min = i
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max = i
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} else {
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if min > i {
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min = i
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}
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if max < i {
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max = i
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}
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}
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}
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return max - min
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}
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