44 lines
690 B
Go
44 lines
690 B
Go
package main
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import "fmt"
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func main() {
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var matrix = [][]int{
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{1, 4, 7, 11, 15},
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{2, 5, 8, 12, 19},
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{3, 6, 9, 16, 22},
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{10, 13, 14, 17, 24},
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{18, 21, 23, 26, 30},
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}
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// var matrix = [][]int {{-1, 3}}
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var find = searchMatrix(matrix, 20)
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fmt.Println(find)
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}
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func searchMatrix(matrix [][]int, target int) bool {
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var m = len(matrix)
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var n = len(matrix[0])
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var i, j int = m - 1, 0
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var min int = matrix[0][0]
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if min > target {
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return false
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} else if min == target {
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return true
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}
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var find bool = false
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for i >= 0 && j <= n-1 {
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if target < matrix[i][j] {
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i--
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} else if target > matrix[i][j] {
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j++
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} else {
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find = true
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break
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}
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}
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return find
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}
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