Hacker rank : Array left rotation C#
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Here is the problem description -https://www.hackerrank.com/challenges/ctci-array-left-rotation/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=arrays
A left rotation operation on an array of size n shifts each of the array's elements 1 unit to the left. For example, if 2 left rotations are performed on array [1,2,3,4,5], then the array would become [3,4,5,1,2].
Given an array of n integers and a number, d, perform d left rotations on the array. Then print the updated array as a single line of space-separated integers.
public static int rotLeft(int a, int d)
{
for (int intI = 0; intI < d; intI++)
{
int temp = 0;
temp = a[0];
for (int intK = 0; intK < a.Length; intK++)
{
a[a.Length - (a.Length - intK)] = a.Length - 1 == intK ? temp : a[a.Length - (a.Length - (intK + 1))];
}
}
return a;
}
static void Main(string args)
{
string nd = Console.ReadLine().Split(' ');
int n = Convert.ToInt32(nd[0]);
int d = Convert.ToInt32(nd[1]);
int a = Array.ConvertAll(Console.ReadLine().Split(' '), aTemp => Convert.ToInt32(aTemp));
int result = rotLeft(a, d);
Console.WriteLine(string.Join(" ", result));
}
this program works fine but i am facing problem of timeout because it's taking more time. How can i reduce time further ?
c# algorithm
New contributor
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add a comment |
$begingroup$
Here is the problem description -https://www.hackerrank.com/challenges/ctci-array-left-rotation/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=arrays
A left rotation operation on an array of size n shifts each of the array's elements 1 unit to the left. For example, if 2 left rotations are performed on array [1,2,3,4,5], then the array would become [3,4,5,1,2].
Given an array of n integers and a number, d, perform d left rotations on the array. Then print the updated array as a single line of space-separated integers.
public static int rotLeft(int a, int d)
{
for (int intI = 0; intI < d; intI++)
{
int temp = 0;
temp = a[0];
for (int intK = 0; intK < a.Length; intK++)
{
a[a.Length - (a.Length - intK)] = a.Length - 1 == intK ? temp : a[a.Length - (a.Length - (intK + 1))];
}
}
return a;
}
static void Main(string args)
{
string nd = Console.ReadLine().Split(' ');
int n = Convert.ToInt32(nd[0]);
int d = Convert.ToInt32(nd[1]);
int a = Array.ConvertAll(Console.ReadLine().Split(' '), aTemp => Convert.ToInt32(aTemp));
int result = rotLeft(a, d);
Console.WriteLine(string.Join(" ", result));
}
this program works fine but i am facing problem of timeout because it's taking more time. How can i reduce time further ?
c# algorithm
New contributor
$endgroup$
add a comment |
$begingroup$
Here is the problem description -https://www.hackerrank.com/challenges/ctci-array-left-rotation/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=arrays
A left rotation operation on an array of size n shifts each of the array's elements 1 unit to the left. For example, if 2 left rotations are performed on array [1,2,3,4,5], then the array would become [3,4,5,1,2].
Given an array of n integers and a number, d, perform d left rotations on the array. Then print the updated array as a single line of space-separated integers.
public static int rotLeft(int a, int d)
{
for (int intI = 0; intI < d; intI++)
{
int temp = 0;
temp = a[0];
for (int intK = 0; intK < a.Length; intK++)
{
a[a.Length - (a.Length - intK)] = a.Length - 1 == intK ? temp : a[a.Length - (a.Length - (intK + 1))];
}
}
return a;
}
static void Main(string args)
{
string nd = Console.ReadLine().Split(' ');
int n = Convert.ToInt32(nd[0]);
int d = Convert.ToInt32(nd[1]);
int a = Array.ConvertAll(Console.ReadLine().Split(' '), aTemp => Convert.ToInt32(aTemp));
int result = rotLeft(a, d);
Console.WriteLine(string.Join(" ", result));
}
this program works fine but i am facing problem of timeout because it's taking more time. How can i reduce time further ?
c# algorithm
New contributor
$endgroup$
Here is the problem description -https://www.hackerrank.com/challenges/ctci-array-left-rotation/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=arrays
A left rotation operation on an array of size n shifts each of the array's elements 1 unit to the left. For example, if 2 left rotations are performed on array [1,2,3,4,5], then the array would become [3,4,5,1,2].
Given an array of n integers and a number, d, perform d left rotations on the array. Then print the updated array as a single line of space-separated integers.
public static int rotLeft(int a, int d)
{
for (int intI = 0; intI < d; intI++)
{
int temp = 0;
temp = a[0];
for (int intK = 0; intK < a.Length; intK++)
{
a[a.Length - (a.Length - intK)] = a.Length - 1 == intK ? temp : a[a.Length - (a.Length - (intK + 1))];
}
}
return a;
}
static void Main(string args)
{
string nd = Console.ReadLine().Split(' ');
int n = Convert.ToInt32(nd[0]);
int d = Convert.ToInt32(nd[1]);
int a = Array.ConvertAll(Console.ReadLine().Split(' '), aTemp => Convert.ToInt32(aTemp));
int result = rotLeft(a, d);
Console.WriteLine(string.Join(" ", result));
}
this program works fine but i am facing problem of timeout because it's taking more time. How can i reduce time further ?
c# algorithm
c# algorithm
New contributor
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asked 5 mins ago
RamakrishnaRamakrishna
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Ramakrishna is a new contributor. Be nice, and check out our Code of Conduct.
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