65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
package main
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import (
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"errors"
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"fmt"
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"strconv"
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"strings"
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)
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// ParseRange 解析区间字符串，返回两个整数（起始值和结束值）
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func ParseRange(rangeStr string) (int, int, error) {
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parts := strings.Split(rangeStr, "-")
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if len(parts) != 2 {
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return 0, 0, errors.New("invalid range format")
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}
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start, err := strconv.Atoi(parts[0])
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if err != nil {
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return 0, 0, errors.New("invalid start number in range")
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}
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end, err := strconv.Atoi(parts[1])
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if err != nil {
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return 0, 0, errors.New("invalid end number in range")
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}
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return start, end, nil
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}
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// IsInRange 检查给定的区间是否在已知范围内，并返回已知范围字符串（如果匹配）
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func IsInRange(inputRangeStr, knownRangeStr string) (string, error) {
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knownStart, knownEnd, err := ParseRange(knownRangeStr)
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if err != nil {
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return "", err
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}
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inputStart, inputEnd, err := ParseRange(inputRangeStr)
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if err != nil {
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return "", err
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}
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// 检查输入区间是否在已知范围内
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fmt.Println("parsing inputStart : ", inputStart)
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fmt.Println("parsing knownStart : ", knownStart)
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fmt.Println("parsing inputEnd : ", inputEnd)
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fmt.Println("parsing knownEnd : ", knownEnd)
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if inputStart >= knownStart && inputEnd <= knownEnd {
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return knownRangeStr, nil // 返回已知范围字符串
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}
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return "", errors.New("input range is not within the known range")
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}
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func main() {
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inputRange := "1-10"
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knownRange := "0-100"
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result, err := IsInRange(inputRange, knownRange)
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if err != nil {
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fmt.Println("Error:", err)
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} else {
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fmt.Println("Known Range:", result)
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}
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}
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