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@@ -56,6 +56,12 @@ func safe(report []int) int {
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return 0
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}
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+func removeAt(arr []int, index int) []int {
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+ ret := make([]int, 0)
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+ ret = append(ret, arr[:index]...)
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+ return append(ret, arr[index+1:]...)
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+}
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+
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func checkReports(reports [][]int) (int, int) {
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var part1, part2 int
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for _, report := range reports {
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@@ -63,7 +69,7 @@ func checkReports(reports [][]int) (int, int) {
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if bad == 0 {
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part1++
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} else {
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- bad = safe(append(report[:bad], report[bad+1:]...))
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+ bad = safe(removeAt(report, bad))
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if bad == 0 {
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part2++
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}
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