51 lines
826 B
Go
51 lines
826 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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)
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func main() {
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input, err := readInput("input")
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if err != nil {
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fmt.Printf("%s", err.Error())
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return
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}
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counter := 0
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sums := make([]int, 0)
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for i := 0; i < len(input)-2; i++ {
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sums = append(sums, (input[i] + input[i+1] + input[i+2]))
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}
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for i := 0; i < len(sums)-1; i++ {
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if sums[i+1] > sums[i] {
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counter++
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}
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}
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fmt.Printf("Number of times increased is: %d", counter)
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}
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func readInput(filename string) ([]int, error) {
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file, err := os.Open(filename)
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if err != nil {
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return nil, err
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}
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defer file.Close()
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numbers := make([]int, 0)
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scanner := bufio.NewScanner(file)
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for scanner.Scan() {
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number, err := strconv.Atoi(scanner.Text())
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if err != nil {
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return nil, err
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}
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numbers = append(numbers, number)
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}
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return numbers, nil
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}
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