Create Interpolation Search.py

Searching algorithms/Interpolation Search.py

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+def interpolationSearch(arr, lo, hi, x):
+
+
+	if (lo <= hi and x >= arr[lo] and x <= arr[hi]):
+
+
+		pos = lo + ((hi - lo) // (arr[hi] - arr[lo]) *
+					(x - arr[lo]))
+
+		if arr[pos] == x:
+			return pos
+
+		if arr[pos] < x:
+			return interpolationSearch(arr, pos + 1,
+									hi, x)
+
+		if arr[pos] > x:
+			return interpolationSearch(arr, lo,
+									pos - 1, x)
+	return -1
+
+arr = list(map(int,input("Enter the array elements: ").split()))
+n = len(arr)
+
+x = int(input("enter the number to search: "))
+index = interpolationSearch(arr, 0, n - 1, x)
+
+if index != -1:
+	print("Element found at index", index)
+else:
+	print("Element not found")
+