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/unparsable_programs/a424.py | |
Init
Diffstat (limited to 'progs/unparsable_programs/a424.py')
| -rw-r--r-- | progs/unparsable_programs/a424.py | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/progs/unparsable_programs/a424.py b/progs/unparsable_programs/a424.py new file mode 100644 index 0000000..fb15cae --- /dev/null +++ b/progs/unparsable_programs/a424.py @@ -0,0 +1,10 @@ +from collections import defaultdict
+def count_Substrings(s,n):
+ count,sum = 0,0
+ mp = defaultdict(lambda : 0)
+ mp[0] += 1
+ for i in range(n):
+ sum += ord(s[i]) - ord('0')
+ count += mp[sum - (i + 1)]
+ mp[sum - (i + 1)] += 1
+ return count
\ No newline at end of file |