Created
December 17, 2018 00:07
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find Minimum from an unsorted list at a certain index point without sorting the list completely
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#!/usr/bin/python3.7 | |
import time | |
from random import randint | |
from functools import update_wrapper | |
def decorator(d): | |
"Make function d a decorator: d wraps a function fn." | |
def _d(fn): | |
return update_wrapper(d(fn), fn) | |
update_wrapper(_d, d) | |
return _d | |
@decorator | |
def timeit(f): | |
"""time a function, used as decorator""" | |
def new_f(*args, **kwargs): | |
bt = time.time() | |
r = f(*args, **kwargs) | |
et = time.time() | |
print("time spent on {0}: {1:.20f}s".format(f.__name__, et - bt)) | |
return r | |
return new_f | |
# UnsortedArray = [10, 2, 18, 23, 5, 4, 11, 65, 0, 33, 19, 25] | |
@timeit | |
def sorts(arr: list): | |
for i in range(len(arr)): | |
for j in range(len(arr)): | |
if arr[i] < arr[j]: | |
arr[i], arr[j] = arr[j], arr[i] | |
print(arr) | |
@timeit | |
def minfromunsortedlist(Array: list, Index: int): | |
for i in range(Index+1): | |
for j in range(i, len(Array)): | |
if Array[i] > Array[j]: | |
Array[i], Array[j] = Array[j], Array[i] | |
print(f"the sorted full array upto the {Index} index point id is {Array}") | |
print(f"the sorted array upto the {Index} index point id is {Array[:Index+1]}") | |
print(f"the min value at {Index} index point is {Array[Index]}") | |
def generaterandomarrayofsize(size: int): | |
unsortedarray = [] | |
for _ in range(size): | |
unsortedarray.append(randint(0, 100)) | |
return unsortedarray | |
UnsortedArray = generaterandomarrayofsize(35) | |
print(UnsortedArray) | |
sorts(UnsortedArray.copy()) | |
minfromunsortedlist(UnsortedArray, 5) |
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