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https://leetcode.com/problems/find-the-difference/discuss/1969523/Python3-runtime%3A-48ms-52.48-memory%3A-13.9mb-33.89
class Solution: def findTheDifference(self, string: str, target: str) -> str: if not string and not target: return True if not string: return target if not target: return False visited = [0] * 26 for i in range(len(string)): i...
find-the-difference
Python3 runtime: 48ms 52.48% memory: 13.9mb 33.89%
arshergon
1
47
find the difference
389
0.603
Easy
6,700
https://leetcode.com/problems/find-the-difference/discuss/1920036/Easy-simple-python-solution
class Solution: def findTheDifference(self, s: str, t: str) -> str: d= defaultdict(int) for i in s: d[i]+=1 for j in t: d[j]+=1 for key in d: if d[key] %2==1: return key
find-the-difference
Easy simple python solution
Buyanjargal
1
84
find the difference
389
0.603
Easy
6,701
https://leetcode.com/problems/find-the-difference/discuss/1911593/Simple-Dictionary-oror-No-XOR-oror-No-Sorting-oror-Full-Explanation-with-Example
class Solution: def findTheDifference(self, s: str, t: str) -> str: d = Counter(t) #stores the frequency of t for i in s: d[i] -= 1 #every time we decrement the frequency of dictionary which stores the frequency of t if d[i] == 0: del d[i] #if t...
find-the-difference
✅Simple Dictionary || No XOR || No Sorting || Full Explanation with Example
Dev_Kesarwani
1
57
find the difference
389
0.603
Easy
6,702
https://leetcode.com/problems/find-the-difference/discuss/1752397/Python-Curated-List-of-cool-oneliners
class Solution: def findTheDifference(self, s: str, t: str) -> str: return chr(reduce(xor, map(ord, chain(s, t))))
find-the-difference
[Python] Curated List of cool oneliners
sidheshwar_s
1
39
find the difference
389
0.603
Easy
6,703
https://leetcode.com/problems/find-the-difference/discuss/1752397/Python-Curated-List-of-cool-oneliners
class Solution: def findTheDifference(self, s: str, t: str) -> str: return chr(reduce(lambda x, y: x ^ y, map(ord, s + t)))
find-the-difference
[Python] Curated List of cool oneliners
sidheshwar_s
1
39
find the difference
389
0.603
Easy
6,704
https://leetcode.com/problems/find-the-difference/discuss/1752397/Python-Curated-List-of-cool-oneliners
class Solution: def findTheDifference(self, s: str, t: str) -> str: return list(Counter(t) - Counter(s))[0]
find-the-difference
[Python] Curated List of cool oneliners
sidheshwar_s
1
39
find the difference
389
0.603
Easy
6,705
https://leetcode.com/problems/find-the-difference/discuss/1752397/Python-Curated-List-of-cool-oneliners
class Solution: def findTheDifference(self, s: str, t: str) -> str: return next(iter(Counter(t) - Counter(s)))
find-the-difference
[Python] Curated List of cool oneliners
sidheshwar_s
1
39
find the difference
389
0.603
Easy
6,706
https://leetcode.com/problems/find-the-difference/discuss/1752397/Python-Curated-List-of-cool-oneliners
class Solution: def findTheDifference(self, s: str, t: str) -> str: return "".join(Counter(t) - Counter(s))
find-the-difference
[Python] Curated List of cool oneliners
sidheshwar_s
1
39
find the difference
389
0.603
Easy
6,707
https://leetcode.com/problems/find-the-difference/discuss/1751858/Python-Easy-1-line-solution
class Solution: def findTheDifference(self, s: str, t: str) -> str: return chr(sum([ord(c) for c in t]) - sum([ord(c) for c in s]))
find-the-difference
[Python] Easy 1 line solution
nomofika
1
155
find the difference
389
0.603
Easy
6,708
https://leetcode.com/problems/find-the-difference/discuss/1751694/Python-oror-Easy-Solution-oror-96-Faster-and-96-Space-Efficient
class Solution: def findTheDifference(self, s: str, t: str) -> str: for i in set(t): if s.count(i) != t.count(i): return i
find-the-difference
Python || Easy Solution || 96% Faster and 96% Space Efficient
cherrysri1997
1
19
find the difference
389
0.603
Easy
6,709
https://leetcode.com/problems/find-the-difference/discuss/1751193/python-easy-to-understand
class Solution: def findTheDifference(self, s: str, t: str) -> str: a = [] for i in range(len(t)): a.append(t[i]) for i in range(len(s)): a.remove(s[i]) ans = a[0] return ans
find-the-difference
python easy to understand
ggeeoorrggee
1
25
find the difference
389
0.603
Easy
6,710
https://leetcode.com/problems/find-the-difference/discuss/1591194/Python-faster-than-87.94
class Solution(object): def findTheDifference(self, s, t): """ :type s: str :type t: str :rtype: str """ for c in t: if s.count(c) != t.count(c): return c
find-the-difference
Python faster than 87.94%
ckayfok
1
92
find the difference
389
0.603
Easy
6,711
https://leetcode.com/problems/find-the-difference/discuss/1260511/Python3-dollarolution-(95-Faster)
class Solution: def findTheDifference(self, s: str, t: str) -> str: s = Counter(s) t = Counter(t) for i in (t-s): return i
find-the-difference
Python3 $olution (95% Faster)
AakRay
1
316
find the difference
389
0.603
Easy
6,712
https://leetcode.com/problems/find-the-difference/discuss/1062566/Python-very-simple-solution-with-Counter
class Solution: def findTheDifference(self, s: str, t: str) -> str: diff = Counter(t) - Counter(s) return list(diff.keys())[0]
find-the-difference
Python - very simple solution with Counter
angelique_
1
71
find the difference
389
0.603
Easy
6,713
https://leetcode.com/problems/find-the-difference/discuss/249886/Solution-using-Counter
class Solution: def findTheDifference(self, s: str, t: str) -> str: from collections import Counter s_counter = Counter(s) t_counter = Counter(t) return list(t_counter - s_counter)[0]
find-the-difference
Solution using Counter
compbuzz09
1
73
find the difference
389
0.603
Easy
6,714
https://leetcode.com/problems/find-the-difference/discuss/2848549/python3
class Solution: def findTheDifference(self, s: str, t: str) -> str: # for each unique char in t for c in set(t): # if # of char in t > # of char in s, it was added to t if t.count(c) > s.count(c): return c
find-the-difference
python3
wduf
0
1
find the difference
389
0.603
Easy
6,715
https://leetcode.com/problems/find-the-difference/discuss/2846864/Easist-Solution-in-Python
class Solution: def findTheDifference(self, s: str, t: str) -> str: set_t = set(t) for char in set_t: if t.count(char) != s.count(char): return char
find-the-difference
Easist Solution in Python
namashin
0
1
find the difference
389
0.603
Easy
6,716
https://leetcode.com/problems/find-the-difference/discuss/2846432/bit-manip-python3-solution
class Solution: def findTheDifference(self, s: str, t: str) -> str: res = 0 for i in s+t: res^=ord(i) return chr(res)
find-the-difference
bit manip python3 solution
Cosmodude
0
1
find the difference
389
0.603
Easy
6,717
https://leetcode.com/problems/find-the-difference/discuss/2834982/Python-simple-solution
class Solution: def findTheDifference(self, s: str, t: str) -> str: list1 = [x for x in t] list2 = [x for x in s] list1.sort() list2.sort() list2.append(0) print(list1) print(list2) reslist = [list1[i] for i in range(len(list1)) if list1[i] !=...
find-the-difference
Python simple solution
user1079z
0
3
find the difference
389
0.603
Easy
6,718
https://leetcode.com/problems/find-the-difference/discuss/2834528/Python-solution-oror-O(n)-time-oror-O(n)-space
class Solution: def findTheDifference(self, s: str, t: str) -> str: d = {} for i in s: try: d[i] += 1 except: d[i] = 1 for i in t: try: d[i] -= 1 if d[i] < 0: return i ...
find-the-difference
Python solution || O(n) time || O(n) space
Pavel_Kos
0
2
find the difference
389
0.603
Easy
6,719
https://leetcode.com/problems/find-the-difference/discuss/2832365/dictionary-solution-python
class Solution: def findTheDifference(self, s: str, t: str) -> str: dict1={} dict2 = {} for x in s: if x not in dict1: dict1[x]=1 else: dict1[x]=dict1[x]+1 for x in t: if x not in dict2: dict2[x]=1 ...
find-the-difference
dictionary solution python
sahityasetu1996
0
3
find the difference
389
0.603
Easy
6,720
https://leetcode.com/problems/find-the-difference/discuss/2831104/Better-one-line-python-solution-O(n)
class Solution: def findTheDifference(self, s: str, t: str) -> str: return chr(sum([ord(l) for l in t]) - sum([ord(l) for l in s]))
find-the-difference
Better one line python solution O(n)
lornedot
0
1
find the difference
389
0.603
Easy
6,721
https://leetcode.com/problems/find-the-difference/discuss/2831092/One-line-python-solution
class Solution: def findTheDifference(self, s: str, t: str) -> str: return chr(abs(sum([ord(l) for l in s]) + sum([-1* ord(l) for l in t])))
find-the-difference
One line python solution
lornedot
0
2
find the difference
389
0.603
Easy
6,722
https://leetcode.com/problems/find-the-difference/discuss/2829324/Easy-python-solution
class Solution: def findTheDifference(self, s: str, t: str) -> str: for i in set(t): if s.count(i) != t.count(i): return i
find-the-difference
Easy python solution
_debanjan_10
0
1
find the difference
389
0.603
Easy
6,723
https://leetcode.com/problems/find-the-difference/discuss/2826203/Easy-Python-Solution-Using-HashMap-or-dict
class Solution: def findTheDifference(self, s: str, t: str) -> str: final_word = s + t hashMap = {} for i in final_word: hashMap[i] = final_word.count(i) print(hashMap) for i in hashMap: if hashMap[i] % 2 != 0: return i
find-the-difference
Easy Python Solution - Using HashMap or dict
danishs
0
3
find the difference
389
0.603
Easy
6,724
https://leetcode.com/problems/find-the-difference/discuss/2820287/simple-python-using-dictionary-beats-75
class Solution: def findTheDifference(self, s: str, t: str) -> str: string = "abcdefghijklmnopqrstuvwxyz" hashmap = {string[k]:0 for k in range(len(string))} for i in range(len(s)): hashmap[s[i]]+=1 for i in range(len(t)): hashmap[t[i]]+=1 for k,v in ...
find-the-difference
simple python using dictionary beats 75%
sudharsan1000m
0
3
find the difference
389
0.603
Easy
6,725
https://leetcode.com/problems/find-the-difference/discuss/2795178/Python-Solution-(With-basics-concepts)
class Solution: def findTheDifference(self, s: str, t: str) -> str: s1 = [] t1 = [] alpha = string.ascii_lowercase for i in alpha: s1.append(s.count(i)) t1.append(t.count(i)) for i in range(0,26): if (s1[i]-t1[i])!=0: ...
find-the-difference
Python Solution (With basics concepts)
VINAY_KUMAR_V_C
0
3
find the difference
389
0.603
Easy
6,726
https://leetcode.com/problems/find-the-difference/discuss/2788536/Simple-Python3-Solution
class Solution: def findTheDifference(self, s: str, t: str) -> str: if s == t: return "" for i in t: if s.count(i) != t.count(i): return i
find-the-difference
Simple Python3 Solution
vivekrajyaguru
0
4
find the difference
389
0.603
Easy
6,727
https://leetcode.com/problems/find-the-difference/discuss/2778442/python-one-line
class Solution: def findTheDifference(self, s: str, t: str) -> str: return[i for i in t if s.count(i) != t.count(i)][0]
find-the-difference
python one line
seifsoliman
0
4
find the difference
389
0.603
Easy
6,728
https://leetcode.com/problems/find-the-difference/discuss/2770114/Python3-Simple-beginners-approach.-Please-upvote-if-it-helped
class Solution: def findTheDifference(self, s: str, t: str) -> str: temp = {} for letter in s: if letter in temp: temp[letter] += 1 else: temp[letter] = 1 letters = {} for letter in t: if letter not in te...
find-the-difference
Python3 Simple beginners approach. Please upvote if it helped
OGLearns
0
4
find the difference
389
0.603
Easy
6,729
https://leetcode.com/problems/find-the-difference/discuss/2738653/Simple-Python-Solution
class Solution: def findTheDifference(self, s: str, t: str) -> str: arr = list(t) for i in range(len(s)): arr.remove(s[i]) return arr[0]
find-the-difference
Simple Python Solution
dnvavinash
0
7
find the difference
389
0.603
Easy
6,730
https://leetcode.com/problems/find-the-difference/discuss/2736496/Python-Solution-93.86-faster-TC-O(n)-Space-O(1)
class Solution: def findTheDifference(self, s: str, t: str) -> str: ans = 0 #iterating over the list 1 and performing XOR for i in s: # converting the element to its ascii value for XOR ans^=ord(i) for j in t: ans^=ord(j) # converting the extra element back to ...
find-the-difference
Python Solution 93.86% faster TC O(n) Space O(1)
nidhi_nishad26
0
6
find the difference
389
0.603
Easy
6,731
https://leetcode.com/problems/find-the-difference/discuss/2735628/Python-solution-Faster-than-9818-using-Counters
class Solution: def findTheDifference(self, s: str, t: str) -> str: Cs=Counter(s) Ct=Counter(t) return list((Ct-Cs).keys())[0]
find-the-difference
Python solution Faster than 98,18%, using Counters
irouis
0
4
find the difference
389
0.603
Easy
6,732
https://leetcode.com/problems/find-the-difference/discuss/2732694/easy-approach-using-python
class Solution: def findTheDifference(self, s: str, t: str) -> str: s = sorted(list(s)) t = sorted(list(t)) for i in range(len(s)): if s[i]!=t[i]: return t[i] return t[-1]
find-the-difference
easy approach using python
sindhu_300
0
2
find the difference
389
0.603
Easy
6,733
https://leetcode.com/problems/find-the-difference/discuss/2732362/Python-(2-line-Code)
class Solution: def findTheDifference(self, s: str, t: str) -> str: for i in t: if s.count(i)!=t.count(i): return i
find-the-difference
Python (2 line Code)
durgaraopolamarasetti
0
6
find the difference
389
0.603
Easy
6,734
https://leetcode.com/problems/find-the-difference/discuss/2721715/Python-Solution-Using-hashmap
class Solution: def findTheDifference(self, s: str, t: str) -> str: sHash = {} tHash = {} for char in s: if char in sHash: sHash[char] += 1 else: sHash[char] = 1 for char in t: if char in tH...
find-the-difference
Python Solution Using hashmap
Furat
0
9
find the difference
389
0.603
Easy
6,735
https://leetcode.com/problems/find-the-difference/discuss/2699340/Python-easy-solution
class Solution: def findTheDifference(self, s: str, t: str) -> str: s_arr = list(s) s_arr.sort() t_arr = list(t) t_arr.sort() for i in range(len(t_arr)-1): if t_arr[i]!=s_arr[i]: return t_arr[i] return t_arr[len(t_arr)-1]
find-the-difference
Python easy solution
dyussenovaanel
0
7
find the difference
389
0.603
Easy
6,736
https://leetcode.com/problems/find-the-difference/discuss/2693125/easy-solytion-using-XOR
class Solution: def findTheDifference(self, s: str, t: str) -> str: KeyNo = 0 for i in s: KeyNo ^= ord(i) for i in t: KeyNo ^= ord(i) return chr(KeyNo)
find-the-difference
easy solytion using XOR
algoon2002
0
3
find the difference
389
0.603
Easy
6,737
https://leetcode.com/problems/find-the-difference/discuss/2690706/PYTHON3-FASTEST
class Solution: def findTheDifference(self, s: str, t: str) -> str: for i in t: if s.count(i)!=t.count(i): return i
find-the-difference
PYTHON3 FASTEST
Gurugubelli_Anil
0
2
find the difference
389
0.603
Easy
6,738
https://leetcode.com/problems/elimination-game/discuss/824126/Python3-3-line-O(logN)
class Solution: def lastRemaining(self, n: int) -> int: if n == 1: return 1 if n&amp;1: n -= 1 return n + 2 - 2*self.lastRemaining(n//2)
elimination-game
[Python3] 3-line O(logN)
ye15
5
588
elimination game
390
0.465
Medium
6,739
https://leetcode.com/problems/elimination-game/discuss/824126/Python3-3-line-O(logN)
class Solution: def lastRemaining(self, n: int) -> int: def fn(n): """Return the final number of a list of length n.""" if n == 1: return 1 if n&amp;1: n -= 1 return n + 2*(1 - fn(n//2)) return fn(n)
elimination-game
[Python3] 3-line O(logN)
ye15
5
588
elimination game
390
0.465
Medium
6,740
https://leetcode.com/problems/elimination-game/discuss/824126/Python3-3-line-O(logN)
class Solution: def lastRemaining(self, n: int) -> int: i, di = 0, 2 for _ in range(n-1): if not 0 <= i+di < n: i += di//2 if 0 <= i + di//2 < n else -di//2 di *= -2 else: i += di return i+1
elimination-game
[Python3] 3-line O(logN)
ye15
5
588
elimination game
390
0.465
Medium
6,741
https://leetcode.com/problems/elimination-game/discuss/1016735/Python3-O(logN)-and-constant-space
class Solution: def lastRemaining(self, n: int) -> int: first=1 distance=1 step=0 while n>1: if step%2==0 or n%2!=0: first+=distance # Multiply distance by 2 distance=distance<<1 step+=1 # Divide n by 2 n=n>>1 ...
elimination-game
Python3 O(logN) and constant space
bindhushreehr
1
492
elimination game
390
0.465
Medium
6,742
https://leetcode.com/problems/elimination-game/discuss/2733788/Detail-1-line-python-explanations
class Solution: def lastRemaining(self, n: int) -> int: # explanation # F algorithem is take the even index element from the list and reverse the list # lastRemaining(9) = F([1, 2, 3, 4, 5, 6, 7, 8, 9]) # first round: F([2, 4, 6, 8]) = F(2 * [1, 2, 3, 4]) = 2 * F([4, 3, 2, 1]) ...
elimination-game
Detail 1-line python explanations
jackson-cmd
0
24
elimination game
390
0.465
Medium
6,743
https://leetcode.com/problems/elimination-game/discuss/2723369/Simple-recursive-solution-(beat-95-TC-beat-97-SC)
class Solution: def lastRemaining(self, n: int) -> int: if n < 3: return n if n % 2 == 1: return self.lastRemaining(n-1) elif n % 4 == 2: return 4 * self.lastRemaining((n-2)//4) else: return 4 * self.lastRemaining(n//4) - 2
elimination-game
Simple recursive solution (beat 95% TC, beat 97% SC)
zhaoqiang
0
22
elimination game
390
0.465
Medium
6,744
https://leetcode.com/problems/elimination-game/discuss/2642590/python3
class Solution: def lastRemaining(self, n: int) -> int: ans = 1 k, cnt, step = 0, n, 1 while cnt > 1: if k % 2 == 0: ans += step else: if cnt % 2: ans += step k += 1 cnt >>= 1 step...
elimination-game
python3
xy01
0
134
elimination game
390
0.465
Medium
6,745
https://leetcode.com/problems/elimination-game/discuss/2316855/C%2B%2B-solution
class Solution: def lastRemaining(self, n: int) -> int: beg = 1 len = n d = 1 fromleft = True while len > 1: if(fromleft or len%2 == 1): beg += d d <<= 1 len >>= 1 fromleft = not fromleft return...
elimination-game
C++ solution
487o
0
192
elimination game
390
0.465
Medium
6,746
https://leetcode.com/problems/elimination-game/discuss/514388/Python3-different-simple-solutions
class Solution: def lastRemaining(self, n: int) -> int: return 1 if n==1 else 2*(1+n//2-self.lastRemaining(n//2)) def lastRemaining1(self, n: int) -> int: """" removing from left to right [1 2 3 4 5 6 7 8 9]==[2 4 6 8]==2*[1 2 3 4] """ def helper(n,is_left): ...
elimination-game
Python3 different simple solutions
jb07
0
379
elimination game
390
0.465
Medium
6,747
https://leetcode.com/problems/perfect-rectangle/discuss/968076/Python-Fast-and-clear-solution-with-explanation
class Solution: def isRectangleCover(self, rectangles: List[List[int]]) -> bool: area = 0 corners = set() a = lambda: (Y-y) * (X-x) for x, y, X, Y in rectangles: area += a() corners ^= {(x,y), (x,Y), (X,y), (X,Y)} if len(corners) != ...
perfect-rectangle
[Python] Fast and clear solution with explanation
modusV
40
1,200
perfect rectangle
391
0.325
Hard
6,748
https://leetcode.com/problems/perfect-rectangle/discuss/2666778/Python-soluton
class Solution: def isRectangleCover(self, rectangles: List[List[int]]) -> bool: xs=[] ys=[] for sx,sy,ex,ey in rectangles: xs.append(sx) xs.append(ex) ys.append(sy) ys.append(ey) xlookup={x:i for i,x ...
perfect-rectangle
Python soluton
Motaharozzaman1996
0
8
perfect rectangle
391
0.325
Hard
6,749
https://leetcode.com/problems/perfect-rectangle/discuss/2629231/Straightforward-Python-Solution
class Solution: def isRectangleCover(self, rectangles: List[List[int]]) -> bool: X1, Y1 = float('inf'), float('inf') X2, Y2 = float('-inf'), float('-inf') # keeps track of the vertices that appear 1 or 3 times and eliminates those appearing 2 or 4 times points = set() ...
perfect-rectangle
Straightforward Python Solution
leqinancy
0
14
perfect rectangle
391
0.325
Hard
6,750
https://leetcode.com/problems/perfect-rectangle/discuss/1102039/Python3-locate-the-corners
class Solution: def isRectangleCover(self, rectangles: List[List[int]]) -> bool: area = 0 corner = set() X0 = Y0 = inf X1 = Y1 = -inf for x0, y0, x1, y1 in rectangles: area += (x1-x0)*(y1-y0) X0 = min(x0, X0) Y0 = min(y0, Y0) X...
perfect-rectangle
[Python3] locate the corners
ye15
0
280
perfect rectangle
391
0.325
Hard
6,751
https://leetcode.com/problems/is-subsequence/discuss/2473010/Very-Easy-oror-100-oror-Fully-Explained-oror-Java-C%2B%2B-Python-JS-C-Python3-(Two-Pointers-Approach)
class Solution(object): def isSubsequence(self, s, t): # Base case if not s: return True i = 0 # Traverse elements of t string for j in t: # If this index matches to the index of s string, increment i pointer... if j == s[i]: ...
is-subsequence
Very Easy || 100% || Fully Explained || Java, C++, Python, JS, C, Python3 (Two-Pointers Approach)
PratikSen07
16
998
is subsequence
392
0.49
Easy
6,752
https://leetcode.com/problems/is-subsequence/discuss/1811624/Simple-2-Pointer-Python-Solution
class Solution: def isSubsequence(self, s: str, t: str) -> bool: i, j, n, m = 0, 0, len(s), len(t) while i < n and j < m: # Loop till any of the strings is fully traversed if s[i] == t[j]: # If char at i and j are equal then update i i += 1 # Could also write i += s[i]==t[j] j...
is-subsequence
Simple 2 Pointer Python Solution
anCoderr
10
831
is subsequence
392
0.49
Easy
6,753
https://leetcode.com/problems/is-subsequence/discuss/2679763/Python-Easy-Solution-or-99-Faster-or-Is-Subsequence
class Solution: def isSubsequence(self, s: str, t: str) -> bool: sl, tl = 0, 0 while sl<len(s) and tl<len(t): if s[sl] == t[tl]: sl+=1 tl+=1 else: tl+=1 if sl==len(s): return True else: ...
is-subsequence
✔️ Python Easy Solution | 99% Faster | Is Subsequence
pniraj657
9
745
is subsequence
392
0.49
Easy
6,754
https://leetcode.com/problems/is-subsequence/discuss/1077869/Python.-faster-than-99.45.-Easy-understanding-solution.
class Solution: def isSubsequence(self, s: str, t: str) -> bool: i, j, m, n = 0, 0, len(s), len(t) while i < m and j < n and n - j >= m - i: if s[i] == t[j]: i += 1 j += 1 return i == m
is-subsequence
Python. faster than 99.45%. Easy-understanding solution.
m-d-f
5
736
is subsequence
392
0.49
Easy
6,755
https://leetcode.com/problems/is-subsequence/discuss/423566/Python3-4-solutions-(quickest-99.98-shortest-two-lines)
class Solution: def isSubsequence(self, s: str, t: str) -> bool: it = iter(t) return all(ch in it for ch in s)
is-subsequence
[Python3] 4 solutions (quickest 99.98%, shortest two lines)
ye15
5
422
is subsequence
392
0.49
Easy
6,756
https://leetcode.com/problems/is-subsequence/discuss/423566/Python3-4-solutions-(quickest-99.98-shortest-two-lines)
class Solution: def isSubsequence(self, s: str, t: str) -> bool: k = 0 for c in s: k = t.find(c, k) + 1 if k == 0: return False return True
is-subsequence
[Python3] 4 solutions (quickest 99.98%, shortest two lines)
ye15
5
422
is subsequence
392
0.49
Easy
6,757
https://leetcode.com/problems/is-subsequence/discuss/423566/Python3-4-solutions-(quickest-99.98-shortest-two-lines)
class Solution: def isSubsequence(self, s: str, t: str) -> bool: k = 0 for c in s: try: k = t.index(c, k) + 1 except: return False return True
is-subsequence
[Python3] 4 solutions (quickest 99.98%, shortest two lines)
ye15
5
422
is subsequence
392
0.49
Easy
6,758
https://leetcode.com/problems/is-subsequence/discuss/423566/Python3-4-solutions-(quickest-99.98-shortest-two-lines)
class Solution: def isSubsequence(self, s: str, t: str) -> bool: i = 0 for c in t: if i < len(s) and s[i] == c: i += 1 return i == len(s)
is-subsequence
[Python3] 4 solutions (quickest 99.98%, shortest two lines)
ye15
5
422
is subsequence
392
0.49
Easy
6,759
https://leetcode.com/problems/is-subsequence/discuss/2126747/Python-or-One-of-the-most-elegant-solution
class Solution: def isSubsequence(self, s: str, t: str) -> bool: for char in t: if len(s) > 0 and char == s[0]: s = s[1:] return len(s) == 0
is-subsequence
Python | One of the most elegant solution
__Asrar
3
96
is subsequence
392
0.49
Easy
6,760
https://leetcode.com/problems/is-subsequence/discuss/1811501/Pythonic-O(n)-Iterative-Solution
class Solution: def isSubsequence(self, s: str, t: str) -> bool: i,j=0,0 while(j<len(s) and i<len(t)): if(s[j]==t[i]): j+=1 i+=1 return j==len(s)
is-subsequence
Pythonic O(n) Iterative Solution
js5809
3
134
is subsequence
392
0.49
Easy
6,761
https://leetcode.com/problems/is-subsequence/discuss/1197645/Python-DP-Standard-Solution
class Solution: def isSubsequence(self, s: str, t: str) -> bool: n = len(s) m = len(t) if n==0: return True if m==0: return False dp = [[0 for _ in range(n+1)] for _ in range(m+1)] for i in range(1,m+1): for j in r...
is-subsequence
Python DP Standard Solution
iamkshitij77
3
136
is subsequence
392
0.49
Easy
6,762
https://leetcode.com/problems/is-subsequence/discuss/380060/Solution-in-Python-3-(beats-~100)-(five-lines)
class Solution: def isSubsequence(self, s: str, t: str) -> bool: I = -1 for i in s: I = t.find(i,I+1) if I == -1: return False return True - Junaid Mansuri (LeetCode ID)@hotmail.com
is-subsequence
Solution in Python 3 (beats ~100%) (five lines)
junaidmansuri
3
672
is subsequence
392
0.49
Easy
6,763
https://leetcode.com/problems/is-subsequence/discuss/2770032/The-most-readable-solution-in-Python-for-%22392.-Is-subsequence%22
class Solution: def isSubsequence(self, s: str, t: str) -> bool: n = len(s) j = 0 for letter in t: if j == n: return True if letter == s[j]: j += 1 return j == n
is-subsequence
The most readable solution in Python for "392. Is subsequence"
bekbull
2
169
is subsequence
392
0.49
Easy
6,764
https://leetcode.com/problems/is-subsequence/discuss/1813856/Python3-oror-Linear-Solution-oror-Almost-100-Faster
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if len(s) > len(t): return False j = 0 for i in t: if j < len(s): if i == s[j]: j += 1 return True if j == len(s) else False
is-subsequence
Python3 || Linear Solution || Almost 100% Faster
cherrysri1997
2
83
is subsequence
392
0.49
Easy
6,765
https://leetcode.com/problems/is-subsequence/discuss/1811282/Python-Simple-Python-Solution-With-Two-Pointers
class Solution: def isSubsequence(self, s: str, t: str) -> bool: i=0 j=0 while i<len(s) and j<len(t): if s[i]==t[j]: i=i+1 j=j+1 else: j=j+1 if i==len(s): return True else: return False
is-subsequence
[ Python ] ✔✔ Simple Python Solution With Two Pointers 🔥✌
ASHOK_KUMAR_MEGHVANSHI
2
183
is subsequence
392
0.49
Easy
6,766
https://leetcode.com/problems/is-subsequence/discuss/1496681/Difference-between-Subarray-or-Subsequence-or-Subset-oror-Beginner-Approach
class Solution: def isSubsequence(self, s: str, t: str) -> bool: # A very intuitive way to check if one is a subsequence of other or not # Here, We will check if s is a subsequence of t or not i=0 #to keep a check of elements across s j=0 #to keep a check o...
is-subsequence
Difference between Subarray | Subsequence | Subset || Beginner Approach
aarushsharmaa
2
126
is subsequence
392
0.49
Easy
6,767
https://leetcode.com/problems/is-subsequence/discuss/2573596/SIMPLE-PYTHON3-SOLUTION-O(t)
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if len(s)==0:return True count = 0 for i in range(len(t)): if count <= len(s) - 1: if s[count] == t[i]: count += 1 return count == len(s)
is-subsequence
✅✔ SIMPLE PYTHON3 SOLUTION ✅✔O(t)
rajukommula
1
67
is subsequence
392
0.49
Easy
6,768
https://leetcode.com/problems/is-subsequence/discuss/2483813/Runtime%3A-56-ms-faster-than-38.48-of-Python3-Memory-Usage%3A-13.9-MB-less-than-43.43-of-Python3
class Solution: def isSubsequence(self, s: str, t: str) -> bool: for i in range(0,len(t)): if len(s)==0: return True elif t[i]==s[0]: s=s[1:] return len(s)==0
is-subsequence
Runtime: 56 ms, faster than 38.48% of Python3 ,Memory Usage: 13.9 MB, less than 43.43% of Python3
DG-Problemsolver
1
6
is subsequence
392
0.49
Easy
6,769
https://leetcode.com/problems/is-subsequence/discuss/2327519/Python3-O(n%2Bm)-oror-O(1)-Runtime%3A-38ms-83.94-oror-memory%3A-13.8mb-82.20
class Solution: # O(n+m) || O(1) # Runtime: 38ms 83.94% || memory: 13.8mb 82.20% def isSubsequence(self, string: str, target: str) -> bool: i = 0 for char in target: if i == len(string): return True if char == string[i]: i += 1 ...
is-subsequence
Python3 O(n+m) || O(1) # Runtime: 38ms 83.94% || memory: 13.8mb 82.20%
arshergon
1
36
is subsequence
392
0.49
Easy
6,770
https://leetcode.com/problems/is-subsequence/discuss/2279444/Python3-two-pointers-approach
class Solution: def isSubsequence(self, s: str, t: str) -> bool: first = 0 second = 0 while first<len(s) and second<len(t): if s[first]==t[second]: first+=1 second+=1 return first>=len(s)
is-subsequence
📌 Python3 two pointers approach
Dark_wolf_jss
1
32
is subsequence
392
0.49
Easy
6,771
https://leetcode.com/problems/is-subsequence/discuss/1930728/Two-Pointer-Approach
class Solution: def isSubsequence(self, s: str, t: str) -> bool: # initialize pointers pointer_1, pointer_2 = 0, 0 # to ensure pointers traverse till the end of both strings while pointer_1 < len(s) and pointer_2 <len(t): # if both the pointers are pointing to sa...
is-subsequence
Two Pointer Approach
Jayesh_Suryavanshi
1
43
is subsequence
392
0.49
Easy
6,772
https://leetcode.com/problems/is-subsequence/discuss/1847339/Python-easy-solution-beats-96
class Solution: def isSubsequence(self, s: str, t: str) -> bool: left, right = 0, 0 while left != len(s) and right != len(t) : if s[left] != t[right]: right += 1 elif s[left] == t[right]: left += 1 right += 1 if left == ...
is-subsequence
Python easy solution beats 96%
yusianglin11010
1
101
is subsequence
392
0.49
Easy
6,773
https://leetcode.com/problems/is-subsequence/discuss/1813489/Python-Queue-Solution
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if len(s) == 0: return True q = [c for c in s] for c in t: if q[0] == c: q.pop(0) if len(q) == 0: return True return False
is-subsequence
Python Queue Solution
Pootato
1
20
is subsequence
392
0.49
Easy
6,774
https://leetcode.com/problems/is-subsequence/discuss/1811595/Self-understandable-Python-%3A
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if len(s)>len(t): return False if len(s)==0: return True j=0 p="" for i in t: if i==s[j]: p+=i j+=1 if j>=len(s): b...
is-subsequence
Self understandable Python :
goxy_coder
1
81
is subsequence
392
0.49
Easy
6,775
https://leetcode.com/problems/is-subsequence/discuss/1370625/2-pointer-solution-or-Python
class Solution: def isSubsequence(self, s: str, t: str) -> bool: i,j = 0,0 if(len(s)>len(t)): return False while( i<len(s) and j<len(t) ): if(s[i] == t[j]): i+=1 j+=1 else: j+=1 if(i == len(s)): ...
is-subsequence
2 pointer solution | Python
RishithaRamesh
1
74
is subsequence
392
0.49
Easy
6,776
https://leetcode.com/problems/is-subsequence/discuss/1079112/Python-solution-using-while-and-for-loop.
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if len(s) > len(t): return False i, j = 0, 0 while i < len(s) and j < len(t): if s[i] == t[j]: i += 1 j += 1 if len(s) == i: return True return False
is-subsequence
Python solution using while and for loop.
vsahoo
1
80
is subsequence
392
0.49
Easy
6,777
https://leetcode.com/problems/is-subsequence/discuss/679493/python-two-pointers-and-NlogN-follow-up-by-binary-search
class Solution: def isSubsequence(self, s: str, t: str) -> bool: i = j = 0 while i < len(s) and j < len(t): if s[i] == t[j]: i+=1 j+=1 else: j+=1 return i == len(s)
is-subsequence
python two pointers and NlogN follow-up by binary search
nightybear
1
86
is subsequence
392
0.49
Easy
6,778
https://leetcode.com/problems/is-subsequence/discuss/679493/python-two-pointers-and-NlogN-follow-up-by-binary-search
class Solution: ''' Time complexity : O(nlogn) Space complexity : O(n) ''' def isSubsequence(self, s: str, t: str) -> bool: indexs = collections.defaultdict(list) for idx, x in enumerate(t): indexs[x].append(idx) prev = 0 for x in s: i...
is-subsequence
python two pointers and NlogN follow-up by binary search
nightybear
1
86
is subsequence
392
0.49
Easy
6,779
https://leetcode.com/problems/is-subsequence/discuss/2848574/python3
class Solution: def isSubsequence(self, s: str, t: str) -> bool: idx = 0 for c in s: idx = t.find(c, idx) if idx == -1: return False idx += 1 return True
is-subsequence
python3
wduf
0
1
is subsequence
392
0.49
Easy
6,780
https://leetcode.com/problems/is-subsequence/discuss/2846740/Easy-understand-python-solution-(beginer-friendly)
class Solution: def isSubsequence(self, s: str, t: str) -> bool: count=0 if not s : return True if not t: return False for ele in t: if ele==s[count]: count+=1 if count==len(s): return True return...
is-subsequence
Easy understand python solution (beginer friendly)
amangarg0599
0
1
is subsequence
392
0.49
Easy
6,781
https://leetcode.com/problems/is-subsequence/discuss/2838020/Python3-solution
class Solution: def isSubsequence(self, s: str, t: str) -> bool: position = -1 for char in s: position = t.find(char, position + 1) if position == -1: return False return True
is-subsequence
Python3 solution
arthur54342
0
3
is subsequence
392
0.49
Easy
6,782
https://leetcode.com/problems/is-subsequence/discuss/2835462/Simple-One-Pass-O(1)-space-with-two-pointers
class Solution: def isSubsequence(self, s: str, t: str) -> bool: p1 = p2 = 0 while p1 < len(s) and p2 < len(t): if s[p1] == t[p2]: p1 += 1 p2 += 1 return p1 == len(s)
is-subsequence
Simple One Pass O(1) space with two pointers
WhyYouCryingMama
0
2
is subsequence
392
0.49
Easy
6,783
https://leetcode.com/problems/is-subsequence/discuss/2835461/Simple-One-Pass-O(1)-space-with-two-pointers
class Solution: def isSubsequence(self, s: str, t: str) -> bool: p1 = p2 = 0 while p1 < len(s) and p2 < len(t): if s[p1] == t[p2]: p1 += 1 p2 += 1 return p1 == len(s)
is-subsequence
Simple One Pass O(1) space with two pointers
WhyYouCryingMama
0
0
is subsequence
392
0.49
Easy
6,784
https://leetcode.com/problems/is-subsequence/discuss/2835150/Python3-Simple-Clean-Code
class Solution: def isSubsequence(self, s: str, t: str) -> bool: for i in range(len(s)): findIndex = t.find(s[i]) if s[i] in t else -1 if findIndex == -1: return False t = t[findIndex+1:] return True
is-subsequence
✅ Python3 Simple Clean Code
Cecilia_GuoChen
0
3
is subsequence
392
0.49
Easy
6,785
https://leetcode.com/problems/is-subsequence/discuss/2835046/My-python-solution-or-beats-90
class Solution: def isSubsequence(self, s: str, t: str) -> bool: for e in s: if e not in t: return False i = 0 j = 0 while j < len(t): if i <len(s) and s[i] ==t[j]: i+=1 j+=1 return i == len(s)
is-subsequence
My python solution | beats 90%
sahil193101
0
4
is subsequence
392
0.49
Easy
6,786
https://leetcode.com/problems/is-subsequence/discuss/2829435/Python-or-Two-Pointer-or-Merge-two-array-way
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if not s: return True if len(s) > len(t): return False end = len(t)-1 first_end = len(s)-1 t_start = 0 s_start = 0 while t_start <= end and s_start <= first_end: ...
is-subsequence
Python | Two Pointer | Merge two array way
ajay_gc
0
5
is subsequence
392
0.49
Easy
6,787
https://leetcode.com/problems/is-subsequence/discuss/2828195/Two-Pointers-easy
class Solution: def isSubsequence(self, s: str, t: str) -> bool: i=0 j=0 if len(s)>len(t) or (len(t)==0 and len(s)!=0): return False if len(s)==0: return True for i in range(len(t)): if s[j]==t[i]: j+=1 if j==len...
is-subsequence
Two Pointers easy
rhi_1
0
2
is subsequence
392
0.49
Easy
6,788
https://leetcode.com/problems/is-subsequence/discuss/2819037/Python-My-O(n)-Solution
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if not s: return True if not t: return False s_pointer = 0 for t_char in t: if t_char == s[s_pointer]: s_pointer += 1 if s_pointer == len(s): ...
is-subsequence
[Python] My O(n) Solution
manytenks
0
3
is subsequence
392
0.49
Easy
6,789
https://leetcode.com/problems/is-subsequence/discuss/2818144/two-pointer-and-some-conclutions
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if len(s) < 1:return True if len(s) > len(t):return False s_pointer = 0 for t_pointer in range(0,len(t)): if s_pointer <= len(s)-1: if s[s_pointer]==t[t_pointer]:s_pointer += 1 return...
is-subsequence
two pointer and some conclutions
roger880327
0
1
is subsequence
392
0.49
Easy
6,790
https://leetcode.com/problems/is-subsequence/discuss/2818113/using-two-pointers
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if len(s) < 1:return True s_pointer = 0 for t_pointer in range(0,len(t)): if s_pointer < len(s): if s[s_pointer]==t[t_pointer]:s_pointer += 1 if s_pointer == 0:return False return s_p...
is-subsequence
using two pointers
roger880327
0
1
is subsequence
392
0.49
Easy
6,791
https://leetcode.com/problems/is-subsequence/discuss/2816077/Python-o(n)-solution-simple-to-understand
class Solution: def isSubsequence(self, s: str, t: str) -> bool: i = 0 for c in s: while i < len(t) and t[i] != c: i+= 1 if i == len(t): return False i+=1 return True
is-subsequence
Python o(n) solution, simple to understand
pradyumna04
0
1
is subsequence
392
0.49
Easy
6,792
https://leetcode.com/problems/is-subsequence/discuss/2807838/easy-understnding-python
class Solution: def isSubsequence(self, s: str, t: str) -> bool: counter = 0 for c in s: if c in t: t = t[t.index(c) + 1:] counter += 1 if len(s) == counter: return True return False
is-subsequence
easy understnding python
don_masih
0
2
is subsequence
392
0.49
Easy
6,793
https://leetcode.com/problems/is-subsequence/discuss/2799242/Subsequence-My-Solution
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if len(s) == 0: return True si, ti = 0,0 for ti in range(len(t)): if s[si] == t[ti]: si += 1 if si == len(s): return True return False
is-subsequence
Subsequence - My Solution
marked01one
0
2
is subsequence
392
0.49
Easy
6,794
https://leetcode.com/problems/is-subsequence/discuss/2796564/Is-Substring-Python-easy-to-understand-beginner-friendly-comments
class Solution: def isSubsequence(self, s: str, t: str) -> bool: """ Using a 2-pointer approach, compare two strings and determines if the first string is a subset of the second string. :param s: str: String of alpha characters :param t: str: String of alpha ...
is-subsequence
Is Substring - Python, easy-to-understand, beginner friendly, comments
mthomp89
0
1
is subsequence
392
0.49
Easy
6,795
https://leetcode.com/problems/is-subsequence/discuss/2790867/Simple-solution-using-exception-to-catch-completed-substring
class Solution: def isSubsequence(self, s: str, t: str) -> bool: # Make an iterator of the sub string s_iter = iter(s) try: # Start by taking the first character in the substring sub = next(s_iter) for curr in t: if curr == sub: ...
is-subsequence
Simple solution using exception to catch completed substring
stereo1
0
2
is subsequence
392
0.49
Easy
6,796
https://leetcode.com/problems/is-subsequence/discuss/2786048/Easy-python-solution-or-Is-Subsequence
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if len(t) < len(s): return False for i in range(len(t)): if len(s) > 0 and t[i] == s[0]: s = s[1:] if len(s) == 0: return True return False
is-subsequence
Easy python solution | Is Subsequence
nishanrahman1994
0
2
is subsequence
392
0.49
Easy
6,797
https://leetcode.com/problems/is-subsequence/discuss/2786047/Easy-python-solution-or-Is-Subsequence
class Solution: def isSubsequence(self, s: str, t: str) -> bool: if len(t) < len(s): return False for i in range(len(t)): if len(s) > 0 and t[i] == s[0]: s = s[1:] if len(s) == 0: return True return False
is-subsequence
Easy python solution | Is Subsequence
nishanrahman1994
0
1
is subsequence
392
0.49
Easy
6,798
https://leetcode.com/problems/is-subsequence/discuss/2784933/Pretty-happy-i-managed-to-get-a-pretty-good-solution-on-my-own-for-once.
class Solution: def isSubsequence(self, s: str, t: str) -> bool: len_s = len(s) if len_s == 0: return True i: int = 0 for char in t: if s[i] == char: i += 1 if i == len_s: return True return False
is-subsequence
Pretty happy i managed to get a pretty good solution on my own for once.
Seawolf159
0
1
is subsequence
392
0.49
Easy
6,799