diff options
Diffstat (limited to 'progs/a829.py')
| -rw-r--r-- | progs/a829.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/progs/a829.py b/progs/a829.py new file mode 100644 index 0000000..6bc62b9 --- /dev/null +++ b/progs/a829.py @@ -0,0 +1,12 @@ +def find_peak_util(arr, low, high, n):
+ mid = low + (high - low)/2
+ mid = int(mid)
+ if ((mid == 0 or arr[mid - 1] <= arr[mid]) and
+ (mid == n - 1 or arr[mid + 1] <= arr[mid])):
+ return mid
+ elif (mid > 0 and arr[mid - 1] > arr[mid]):
+ return find_peak_util(arr, low, (mid - 1), n)
+ else:
+ return find_peak_util(arr, (mid + 1), high, n)
+def find_peak(arr, n):
+ return find_peak_util(arr, 0, n - 1, n)
\ No newline at end of file |