Update number-of-equal-count-substrings.py

Author: kamyu104

Python/number-of-equal-count-substrings.py

@@ -14,7 +14,7 @@ def equalCountSubstrings(self, s, count):
             for i, c in enumerate(s):
                 cnt[c] += 1
                 equal_cnt += (cnt[c] == count)
-                if count*l <= i:
+                if i >= count*l:
                     equal_cnt -= (cnt[s[i-count*l]] == count)
                     cnt[s[i-count*l]] -= 1
                 result += (equal_cnt == l)