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Chore: Add headers to all the files (#54)

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## Description
- Add headers to all the CSV files

## Script used
```py
import csv
import os

# Set the path of the folder containing the CSV files
folder_path = "./LeetCode-Questions-CompanyWise"
headers = [
    "ID",
    "Title",
    "Acceptance",
    "Difficulty",
    "Frequency",
    "Leetcode Question Link",
]

# Loop through all the CSV files in the folder
for file_name in os.listdir(folder_path):
    if file_name.endswith(".csv"):
        # Read the CSV file into a list of rows
        file_path = os.path.join(folder_path, file_name)
        with open(file_path, "r") as f:
            reader = csv.reader(f)
            rows = list(reader)

        has_headers = False
        if len(rows) > 0 and rows[0] == headers:
            has_headers = True

        if not has_headers:
            rows.insert(0, headers)

            # Write the list of rows back to the CSV file
            with open(file_path, "w", newline="") as f:
                writer = csv.writer(f)
                writer.writerows(rows)

```
This commit is contained in:
Krishna Kumar Dey
2023-04-01 11:07:49 +05:30
committed by GitHub
parent 0aeadbd612
commit fb5f78b55e
534 changed files with 20291 additions and 19757 deletions
Download Patch File Download Diff File Expand all files Collapse all files

79
citadel_2year.csv
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@@ -1,39 +1,40 @@
829,Consecutive Numbers Sum,37.5%,Hard,1.0192107113585394, https://leetcode.com/problems/consecutive-numbers-sum
1048,Longest String Chain,54.7%,Medium,0.6021288528371614, https://leetcode.com/problems/longest-string-chain
285,Inorder Successor in BST,40.4%,Medium,0.1850469943157836, https://leetcode.com/problems/inorder-successor-in-bst
647,Palindromic Substrings,60.6%,Medium,0.154673282399905, https://leetcode.com/problems/palindromic-substrings
241,Different Ways to Add Parentheses,55.2%,Medium,0.14691814457724592, https://leetcode.com/problems/different-ways-to-add-parentheses
935,Knight Dialer,45.2%,Medium,0.09737416402517636, https://leetcode.com/problems/knight-dialer
32,Longest Valid Parentheses,28.4%,Hard,0.07916219339634281, https://leetcode.com/problems/longest-valid-parentheses
239,Sliding Window Maximum,43.0%,Hard,0.0483746857022364, https://leetcode.com/problems/sliding-window-maximum
240,Search a 2D Matrix II,43.2%,Medium,0.04647676584572884, https://leetcode.com/problems/search-a-2d-matrix-ii
20,Valid Parentheses,39.0%,Easy,0.045585204865984434, https://leetcode.com/problems/valid-parentheses
221,Maximal Square,37.7%,Medium,0.03897229680620825, https://leetcode.com/problems/maximal-square
42,Trapping Rain Water,48.9%,Hard,0.038490960607653675, https://leetcode.com/problems/trapping-rain-water
332,Reconstruct Itinerary,36.7%,Medium,0.030687713231237448, https://leetcode.com/problems/reconstruct-itinerary
622,Design Circular Queue,43.7%,Medium,0.02246023667974994, https://leetcode.com/problems/design-circular-queue
121,Best Time to Buy and Sell Stock,50.5%,Easy,0.018954919107260947, https://leetcode.com/problems/best-time-to-buy-and-sell-stock
628,Maximum Product of Three Numbers,47.1%,Easy,0.016529301951210565, https://leetcode.com/problems/maximum-product-of-three-numbers
225,Implement Stack using Queues,45.1%,Easy,0.01644097863345757, https://leetcode.com/problems/implement-stack-using-queues
340,Longest Substring with At Most K Distinct Characters,44.1%,Hard,0.016122880486563188, https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters
297,Serialize and Deserialize Binary Tree,47.5%,Hard,0.01585377577217724, https://leetcode.com/problems/serialize-and-deserialize-binary-tree
724,Find Pivot Index,44.0%,Easy,0.013850636933899008, https://leetcode.com/problems/find-pivot-index
85,Maximal Rectangle,37.7%,Hard,0.013333530869465187, https://leetcode.com/problems/maximal-rectangle
200,Number of Islands,46.8%,Medium,0.011509262420590827, https://leetcode.com/problems/number-of-islands
123,Best Time to Buy and Sell Stock III,37.5%,Hard,0.011261380272539033, https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iii
232,Implement Queue using Stacks,49.6%,Easy,0.011242389348933884, https://leetcode.com/problems/implement-queue-using-stacks
146,LRU Cache,33.2%,Medium,0.010321192540274932, https://leetcode.com/problems/lru-cache
212,Word Search II,34.9%,Hard,0.009845021678804893, https://leetcode.com/problems/word-search-ii
295,Find Median from Data Stream,44.3%,Hard,0.00899893586856953, https://leetcode.com/problems/find-median-from-data-stream
253,Meeting Rooms II,45.7%,Medium,0.008079219870546493, https://leetcode.com/problems/meeting-rooms-ii
122,Best Time to Buy and Sell Stock II,57.0%,Easy,0.007532046655581962, https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii
199,Binary Tree Right Side View,54.1%,Medium,0.0056826406650506926, https://leetcode.com/problems/binary-tree-right-side-view
105,Construct Binary Tree from Preorder and Inorder Traversal,48.8%,Medium,0.005628268691614718, https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal
15,3Sum,26.8%,Medium,0.004940992758742591, https://leetcode.com/problems/3sum
53,Maximum Subarray,46.5%,Easy,0.004869349014182134, https://leetcode.com/problems/maximum-subarray
28,Implement strStr(),34.5%,Easy,0.003943222775040032, https://leetcode.com/problems/implement-strstr
8,String to Integer (atoi),15.4%,Medium,0.0037925521897059712, https://leetcode.com/problems/string-to-integer-atoi
102,Binary Tree Level Order Traversal,54.6%,Medium,0.003639014205004082, https://leetcode.com/problems/binary-tree-level-order-traversal
151,Reverse Words in a String,21.9%,Medium,0.0015375156780384337, https://leetcode.com/problems/reverse-words-in-a-string
70,Climbing Stairs,47.8%,Easy,0.0015084665529624085, https://leetcode.com/problems/climbing-stairs
1,Two Sum,45.6%,Easy,0.0008206138651873125, https://leetcode.com/problems/two-sum
ID,Title,Acceptance,Difficulty,Frequency,Leetcode Question Link
829,Consecutive Numbers Sum,37.5%,Hard,1.0192107113585394, https://leetcode.com/problems/consecutive-numbers-sum
1048,Longest String Chain,54.7%,Medium,0.6021288528371614, https://leetcode.com/problems/longest-string-chain
285,Inorder Successor in BST,40.4%,Medium,0.1850469943157836, https://leetcode.com/problems/inorder-successor-in-bst
647,Palindromic Substrings,60.6%,Medium,0.154673282399905, https://leetcode.com/problems/palindromic-substrings
241,Different Ways to Add Parentheses,55.2%,Medium,0.14691814457724592, https://leetcode.com/problems/different-ways-to-add-parentheses
935,Knight Dialer,45.2%,Medium,0.09737416402517636, https://leetcode.com/problems/knight-dialer
32,Longest Valid Parentheses,28.4%,Hard,0.07916219339634281, https://leetcode.com/problems/longest-valid-parentheses
239,Sliding Window Maximum,43.0%,Hard,0.0483746857022364, https://leetcode.com/problems/sliding-window-maximum
240,Search a 2D Matrix II,43.2%,Medium,0.04647676584572884, https://leetcode.com/problems/search-a-2d-matrix-ii
20,Valid Parentheses,39.0%,Easy,0.045585204865984434, https://leetcode.com/problems/valid-parentheses
221,Maximal Square,37.7%,Medium,0.03897229680620825, https://leetcode.com/problems/maximal-square
42,Trapping Rain Water,48.9%,Hard,0.038490960607653675, https://leetcode.com/problems/trapping-rain-water
332,Reconstruct Itinerary,36.7%,Medium,0.030687713231237448, https://leetcode.com/problems/reconstruct-itinerary
622,Design Circular Queue,43.7%,Medium,0.02246023667974994, https://leetcode.com/problems/design-circular-queue
121,Best Time to Buy and Sell Stock,50.5%,Easy,0.018954919107260947, https://leetcode.com/problems/best-time-to-buy-and-sell-stock
628,Maximum Product of Three Numbers,47.1%,Easy,0.016529301951210565, https://leetcode.com/problems/maximum-product-of-three-numbers
225,Implement Stack using Queues,45.1%,Easy,0.01644097863345757, https://leetcode.com/problems/implement-stack-using-queues
340,Longest Substring with At Most K Distinct Characters,44.1%,Hard,0.016122880486563188, https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters
297,Serialize and Deserialize Binary Tree,47.5%,Hard,0.01585377577217724, https://leetcode.com/problems/serialize-and-deserialize-binary-tree
724,Find Pivot Index,44.0%,Easy,0.013850636933899008, https://leetcode.com/problems/find-pivot-index
85,Maximal Rectangle,37.7%,Hard,0.013333530869465187, https://leetcode.com/problems/maximal-rectangle
200,Number of Islands,46.8%,Medium,0.011509262420590827, https://leetcode.com/problems/number-of-islands
123,Best Time to Buy and Sell Stock III,37.5%,Hard,0.011261380272539033, https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iii
232,Implement Queue using Stacks,49.6%,Easy,0.011242389348933884, https://leetcode.com/problems/implement-queue-using-stacks
146,LRU Cache,33.2%,Medium,0.010321192540274932, https://leetcode.com/problems/lru-cache
212,Word Search II,34.9%,Hard,0.009845021678804893, https://leetcode.com/problems/word-search-ii
295,Find Median from Data Stream,44.3%,Hard,0.00899893586856953, https://leetcode.com/problems/find-median-from-data-stream
253,Meeting Rooms II,45.7%,Medium,0.008079219870546493, https://leetcode.com/problems/meeting-rooms-ii
122,Best Time to Buy and Sell Stock II,57.0%,Easy,0.007532046655581962, https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii
199,Binary Tree Right Side View,54.1%,Medium,0.0056826406650506926, https://leetcode.com/problems/binary-tree-right-side-view
105,Construct Binary Tree from Preorder and Inorder Traversal,48.8%,Medium,0.005628268691614718, https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal
15,3Sum,26.8%,Medium,0.004940992758742591, https://leetcode.com/problems/3sum
53,Maximum Subarray,46.5%,Easy,0.004869349014182134, https://leetcode.com/problems/maximum-subarray
28,Implement strStr(),34.5%,Easy,0.003943222775040032, https://leetcode.com/problems/implement-strstr
8,String to Integer (atoi),15.4%,Medium,0.0037925521897059712, https://leetcode.com/problems/string-to-integer-atoi
102,Binary Tree Level Order Traversal,54.6%,Medium,0.003639014205004082, https://leetcode.com/problems/binary-tree-level-order-traversal
151,Reverse Words in a String,21.9%,Medium,0.0015375156780384337, https://leetcode.com/problems/reverse-words-in-a-string
70,Climbing Stairs,47.8%,Easy,0.0015084665529624085, https://leetcode.com/problems/climbing-stairs
1,Two Sum,45.6%,Easy,0.0008206138651873125, https://leetcode.com/problems/two-sum
1 829 ID Consecutive Numbers Sum Title 37.5% Acceptance Hard Difficulty 1.0192107113585394 Frequency https://leetcode.com/problems/consecutive-numbers-sum Leetcode Question Link
2 1048 829 Longest String Chain Consecutive Numbers Sum 54.7% 37.5% Medium Hard 0.6021288528371614 1.0192107113585394 https://leetcode.com/problems/longest-string-chain https://leetcode.com/problems/consecutive-numbers-sum
3 285 1048 Inorder Successor in BST Longest String Chain 40.4% 54.7% Medium Medium 0.1850469943157836 0.6021288528371614 https://leetcode.com/problems/inorder-successor-in-bst https://leetcode.com/problems/longest-string-chain
4 647 285 Palindromic Substrings Inorder Successor in BST 60.6% 40.4% Medium Medium 0.154673282399905 0.1850469943157836 https://leetcode.com/problems/palindromic-substrings https://leetcode.com/problems/inorder-successor-in-bst
5 241 647 Different Ways to Add Parentheses Palindromic Substrings 55.2% 60.6% Medium Medium 0.14691814457724592 0.154673282399905 https://leetcode.com/problems/different-ways-to-add-parentheses https://leetcode.com/problems/palindromic-substrings
6 935 241 Knight Dialer Different Ways to Add Parentheses 45.2% 55.2% Medium Medium 0.09737416402517636 0.14691814457724592 https://leetcode.com/problems/knight-dialer https://leetcode.com/problems/different-ways-to-add-parentheses
7 32 935 Longest Valid Parentheses Knight Dialer 28.4% 45.2% Hard Medium 0.07916219339634281 0.09737416402517636 https://leetcode.com/problems/longest-valid-parentheses https://leetcode.com/problems/knight-dialer
8 239 32 Sliding Window Maximum Longest Valid Parentheses 43.0% 28.4% Hard Hard 0.0483746857022364 0.07916219339634281 https://leetcode.com/problems/sliding-window-maximum https://leetcode.com/problems/longest-valid-parentheses
9 240 239 Search a 2D Matrix II Sliding Window Maximum 43.2% 43.0% Medium Hard 0.04647676584572884 0.0483746857022364 https://leetcode.com/problems/search-a-2d-matrix-ii https://leetcode.com/problems/sliding-window-maximum
10 20 240 Valid Parentheses Search a 2D Matrix II 39.0% 43.2% Easy Medium 0.045585204865984434 0.04647676584572884 https://leetcode.com/problems/valid-parentheses https://leetcode.com/problems/search-a-2d-matrix-ii
11 221 20 Maximal Square Valid Parentheses 37.7% 39.0% Medium Easy 0.03897229680620825 0.045585204865984434 https://leetcode.com/problems/maximal-square https://leetcode.com/problems/valid-parentheses
12 42 221 Trapping Rain Water Maximal Square 48.9% 37.7% Hard Medium 0.038490960607653675 0.03897229680620825 https://leetcode.com/problems/trapping-rain-water https://leetcode.com/problems/maximal-square
13 332 42 Reconstruct Itinerary Trapping Rain Water 36.7% 48.9% Medium Hard 0.030687713231237448 0.038490960607653675 https://leetcode.com/problems/reconstruct-itinerary https://leetcode.com/problems/trapping-rain-water
14 622 332 Design Circular Queue Reconstruct Itinerary 43.7% 36.7% Medium Medium 0.02246023667974994 0.030687713231237448 https://leetcode.com/problems/design-circular-queue https://leetcode.com/problems/reconstruct-itinerary
15 121 622 Best Time to Buy and Sell Stock Design Circular Queue 50.5% 43.7% Easy Medium 0.018954919107260947 0.02246023667974994 https://leetcode.com/problems/best-time-to-buy-and-sell-stock https://leetcode.com/problems/design-circular-queue
16 628 121 Maximum Product of Three Numbers Best Time to Buy and Sell Stock 47.1% 50.5% Easy Easy 0.016529301951210565 0.018954919107260947 https://leetcode.com/problems/maximum-product-of-three-numbers https://leetcode.com/problems/best-time-to-buy-and-sell-stock
17 225 628 Implement Stack using Queues Maximum Product of Three Numbers 45.1% 47.1% Easy Easy 0.01644097863345757 0.016529301951210565 https://leetcode.com/problems/implement-stack-using-queues https://leetcode.com/problems/maximum-product-of-three-numbers
18 340 225 Longest Substring with At Most K Distinct Characters Implement Stack using Queues 44.1% 45.1% Hard Easy 0.016122880486563188 0.01644097863345757 https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters https://leetcode.com/problems/implement-stack-using-queues
19 297 340 Serialize and Deserialize Binary Tree Longest Substring with At Most K Distinct Characters 47.5% 44.1% Hard Hard 0.01585377577217724 0.016122880486563188 https://leetcode.com/problems/serialize-and-deserialize-binary-tree https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters
20 724 297 Find Pivot Index Serialize and Deserialize Binary Tree 44.0% 47.5% Easy Hard 0.013850636933899008 0.01585377577217724 https://leetcode.com/problems/find-pivot-index https://leetcode.com/problems/serialize-and-deserialize-binary-tree
21 85 724 Maximal Rectangle Find Pivot Index 37.7% 44.0% Hard Easy 0.013333530869465187 0.013850636933899008 https://leetcode.com/problems/maximal-rectangle https://leetcode.com/problems/find-pivot-index
22 200 85 Number of Islands Maximal Rectangle 46.8% 37.7% Medium Hard 0.011509262420590827 0.013333530869465187 https://leetcode.com/problems/number-of-islands https://leetcode.com/problems/maximal-rectangle
23 123 200 Best Time to Buy and Sell Stock III Number of Islands 37.5% 46.8% Hard Medium 0.011261380272539033 0.011509262420590827 https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iii https://leetcode.com/problems/number-of-islands
24 232 123 Implement Queue using Stacks Best Time to Buy and Sell Stock III 49.6% 37.5% Easy Hard 0.011242389348933884 0.011261380272539033 https://leetcode.com/problems/implement-queue-using-stacks https://leetcode.com/problems/best-time-to-buy-and-sell-stock-iii
25 146 232 LRU Cache Implement Queue using Stacks 33.2% 49.6% Medium Easy 0.010321192540274932 0.011242389348933884 https://leetcode.com/problems/lru-cache https://leetcode.com/problems/implement-queue-using-stacks
26 212 146 Word Search II LRU Cache 34.9% 33.2% Hard Medium 0.009845021678804893 0.010321192540274932 https://leetcode.com/problems/word-search-ii https://leetcode.com/problems/lru-cache
27 295 212 Find Median from Data Stream Word Search II 44.3% 34.9% Hard Hard 0.00899893586856953 0.009845021678804893 https://leetcode.com/problems/find-median-from-data-stream https://leetcode.com/problems/word-search-ii
28 253 295 Meeting Rooms II Find Median from Data Stream 45.7% 44.3% Medium Hard 0.008079219870546493 0.00899893586856953 https://leetcode.com/problems/meeting-rooms-ii https://leetcode.com/problems/find-median-from-data-stream
29 122 253 Best Time to Buy and Sell Stock II Meeting Rooms II 57.0% 45.7% Easy Medium 0.007532046655581962 0.008079219870546493 https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii https://leetcode.com/problems/meeting-rooms-ii
30 199 122 Binary Tree Right Side View Best Time to Buy and Sell Stock II 54.1% 57.0% Medium Easy 0.0056826406650506926 0.007532046655581962 https://leetcode.com/problems/binary-tree-right-side-view https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii
31 105 199 Construct Binary Tree from Preorder and Inorder Traversal Binary Tree Right Side View 48.8% 54.1% Medium Medium 0.005628268691614718 0.0056826406650506926 https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal https://leetcode.com/problems/binary-tree-right-side-view
32 15 105 3Sum Construct Binary Tree from Preorder and Inorder Traversal 26.8% 48.8% Medium Medium 0.004940992758742591 0.005628268691614718 https://leetcode.com/problems/3sum https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal
33 53 15 Maximum Subarray 3Sum 46.5% 26.8% Easy Medium 0.004869349014182134 0.004940992758742591 https://leetcode.com/problems/maximum-subarray https://leetcode.com/problems/3sum
34 28 53 Implement strStr() Maximum Subarray 34.5% 46.5% Easy Easy 0.003943222775040032 0.004869349014182134 https://leetcode.com/problems/implement-strstr https://leetcode.com/problems/maximum-subarray
35 8 28 String to Integer (atoi) Implement strStr() 15.4% 34.5% Medium Easy 0.0037925521897059712 0.003943222775040032 https://leetcode.com/problems/string-to-integer-atoi https://leetcode.com/problems/implement-strstr
36 102 8 Binary Tree Level Order Traversal String to Integer (atoi) 54.6% 15.4% Medium Medium 0.003639014205004082 0.0037925521897059712 https://leetcode.com/problems/binary-tree-level-order-traversal https://leetcode.com/problems/string-to-integer-atoi
37 151 102 Reverse Words in a String Binary Tree Level Order Traversal 21.9% 54.6% Medium Medium 0.0015375156780384337 0.003639014205004082 https://leetcode.com/problems/reverse-words-in-a-string https://leetcode.com/problems/binary-tree-level-order-traversal
38 70 151 Climbing Stairs Reverse Words in a String 47.8% 21.9% Easy Medium 0.0015084665529624085 0.0015375156780384337 https://leetcode.com/problems/climbing-stairs https://leetcode.com/problems/reverse-words-in-a-string
39 1 70 Two Sum Climbing Stairs 45.6% 47.8% Easy Easy 0.0008206138651873125 0.0015084665529624085 https://leetcode.com/problems/two-sum https://leetcode.com/problems/climbing-stairs
40 1 Two Sum 45.6% Easy 0.0008206138651873125 https://leetcode.com/problems/two-sum