diff options
| author | Santo Cariotti <santo@dcariotti.me> | 2024-05-28 10:29:13 +0200 |
|---|---|---|
| committer | Santo Cariotti <santo@dcariotti.me> | 2024-05-28 10:29:13 +0200 |
| commit | f05d888a0b621ca4e99e2b0fb6e23c097006fe41 (patch) | |
| tree | eebbb2489144112d3288393e354d19375a0aa088 /progs/a558.py | |
Init
Diffstat (limited to 'progs/a558.py')
| -rw-r--r-- | progs/a558.py | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/progs/a558.py b/progs/a558.py new file mode 100644 index 0000000..804d9d5 --- /dev/null +++ b/progs/a558.py @@ -0,0 +1,14 @@ +def first(arr,x,n):
+ low = 0
+ high = n - 1
+ res = -1
+ while (low <= high):
+ mid = (low + high) // 2
+ if arr[mid] > x:
+ high = mid - 1
+ elif arr[mid] < x:
+ low = mid + 1
+ else:
+ res = mid
+ high = mid - 1
+ return res
\ No newline at end of file |