Move all negative elements to end in golang
Go program for Move all negative elements to end. Here mentioned other language solution.
package main
import "fmt"
// GoLang program for
// Move all negative elements at the end of array
// Display array elements
func display(arr[] int, n int) {
for i := 0 ; i < n ; i++ {
fmt.Print(" ", arr[i])
}
fmt.Println()
}
// Swap the given array elements
func swap(arr[] int, start int, end int) {
var temp int = arr[start]
arr[start] = arr[end]
arr[end] = temp
}
// Method which is move negative elements
func moveNegative(arr[] int, n int) {
// first index
var i int = 0
// last index
var j int = n - 1
for (i < j) {
if arr[i] < 0 && arr[j] >= 0 {
// When [i] index are have negative value
// And [j] is positive then swapping elements values
swap(arr, i, j)
// Modified index
i++
j--
} else if arr[i] >= 0 {
// When element of [i] is not negative
i++
} else {
j--
}
}
}
func main() {
// Array which are containing positive and negative values
var arr = [] int {
1,
-1,
3,
2,
-7,
-5,
11,
6,
}
var n int = len(arr)
fmt.Println("Before Arrange : ")
// Before move element
display(arr, n)
// Move negative elements
moveNegative(arr, n)
// After arrange
fmt.Println("After Arrange : ")
// After move element
display(arr, n)
}
Output
Before Arrange :
1
-1
3
2
-7
-5
11
6
After Arrange :
1
6
3
2
11
-5
-7
-1
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