diff --git a/Arrays/Insertion Sort b/Arrays/Insertion Sort new file mode 100644 index 0000000..5745206 --- /dev/null +++ b/Arrays/Insertion Sort @@ -0,0 +1,42 @@ +// C++ program for insertion sort + +#include +using namespace std; + + +void insertionSort(int arr[], int n) +{ + int i, key, j; + for (i = 1; i < n; i++) + { + key = arr[i]; + j = i - 1; + + while (j >= 0 && arr[j] > key) + { + arr[j + 1] = arr[j]; + j = j - 1; + } + arr[j + 1] = key; + } +} + +void printArray(int arr[], int n) +{ + int i; + for (i = 0; i < n; i++) + cout << arr[i] << " "; + cout << endl; +} + + +int main() +{ + int arr[] = { 12, 11, 13, 5, 6 }; + int N = sizeof(arr) / sizeof(arr[0]); + + insertionSort(arr, N); + printArray(arr, N); + + return 0; +}