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src.save/main/java/g0901_1000
s0931_minimum_falling_path_sum
s0933_number_of_recent_calls
s0936_stamping_the_sequence
s0937_reorder_data_in_log_files
s0939_minimum_area_rectangle
s0940_distinct_subsequences_ii
s0941_valid_mountain_array
s0943_find_the_shortest_superstring
s0950_reveal_cards_in_increasing_order
s0951_flip_equivalent_binary_trees
s0955_delete_columns_to_make_sorted_ii Expand file tree Collapse file tree 17 files changed +25
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lines changed Original file line number Diff line number Diff line change 11package g0901_1000 .s0931_minimum_falling_path_sum ;
22
3- // #Medium #Array #Dynamic_Programming #Matrix
3+ // #Medium #Array #Dynamic_Programming #Matrix #Dynamic_Programming_I_Day_13
4+ // #2022_03_30_Time_4_ms_(72.19%)_Space_48.3_MB_(12.49%)
45
56public class Solution {
67 public int minFallingPathSum (int [][] matrix ) {
Original file line number Diff line number Diff line change 11package g0901_1000 .s0932_beautiful_array ;
22
3- // #Medium #Array #Math #Divide_and_Conquer
3+ // #Medium #Array #Math #Divide_and_Conquer #2022_03_30_Time_1_ms_(89.66%)_Space_43_MB_(38.97%)
44
55import java .util .HashMap ;
66import java .util .Map ;
Original file line number Diff line number Diff line change 11package g0901_1000 .s0933_number_of_recent_calls ;
22
3- // #Easy #Design #Queue #Data_Stream
3+ // #Easy #Design #Queue #Data_Stream #2022_03_30_Time_16_ms_(97.58%)_Space_50.8_MB_(80.12%)
44
55import java .util .LinkedList ;
66import java .util .Queue ;
@@ -21,3 +21,9 @@ public int ping(int t) {
2121 return q .size ();
2222 }
2323}
24+
25+ /*
26+ * Your RecentCounter object will be instantiated and called as such:
27+ * RecentCounter obj = new RecentCounter();
28+ * int param_1 = obj.ping(t);
29+ */
Original file line number Diff line number Diff line change 11package g0901_1000 .s0934_shortest_bridge ;
22
33// #Medium #Array #Depth_First_Search #Breadth_First_Search #Matrix
4+ // #Graph_Theory_I_Day_6_Matrix_Related_Problems
5+ // #2022_03_30_Time_6_ms_(97.87%)_Space_42.8_MB_(86.98%)
46
57import java .util .ArrayDeque ;
68
Original file line number Diff line number Diff line change 11package g0901_1000 .s0935_knight_dialer ;
22
3- // #Medium #Dynamic_Programming
3+ // #Medium #Dynamic_Programming #2022_03_30_Time_4_ms_(99.08%)_Space_42.2_MB_(81.87%)
44
55import java .util .ArrayList ;
66import java .util .List ;
77
88public class Solution {
9-
109 private static final int [][] MAP = new int [10 ][];
1110 private static final List <int []> MEMO = new ArrayList <>();
1211
Original file line number Diff line number Diff line change 11package g0901_1000 .s0936_stamping_the_sequence ;
22
3- // #Hard #String #Greedy #Stack #Queue #2022_02_17_Time_4_ms_(90.57 %)_Space_45.7_MB_(30.19 %)
3+ // #Hard #String #Greedy #Stack #Queue #2022_03_30_Time_6_ms_(78.43 %)_Space_45.6_MB_(27.45 %)
44
55import java .util .ArrayList ;
66import java .util .List ;
Original file line number Diff line number Diff line change 11package g0901_1000 .s0937_reorder_data_in_log_files ;
22
3- // #Easy #Array #String #Sorting #2022_02_18_Time_4_ms_(91.55%)_Space_45.5_MB_(49.57 %)
3+ // #Easy #Array #String #Sorting #2022_03_30_Time_4_ms_(92.15%)_Space_46_MB_(66.46 %)
44
55import java .util .ArrayList ;
66import java .util .List ;
Original file line number Diff line number Diff line change 11package g0901_1000 .s0938_range_sum_of_bst ;
22
33// #Easy #Depth_First_Search #Tree #Binary_Tree #Binary_Search_Tree
4- // #2022_02_17_Time_0_ms_ (100.00%)_Space_67.6_MB_(10.68 %)
4+ // #2022_03_30_Time_0_ms_ (100.00%)_Space_64.7_MB_(76.99 %)
55
66import com_github_leetcode .TreeNode ;
77
Original file line number Diff line number Diff line change 11package g0901_1000 .s0939_minimum_area_rectangle ;
22
33// #Medium #Array #Hash_Table #Math #Sorting #Geometry
4- // #2022_02_17_Time_31_ms_(99.11%)_Space_42.4_MB_(71.12 %)
4+ // #2022_03_30_Time_63_ms_(94.31%)_Space_54.6_MB_(73.31 %)
55
66import java .util .Arrays ;
77import java .util .HashMap ;
Original file line number Diff line number Diff line change 11package g0901_1000 .s0940_distinct_subsequences_ii ;
22
3- // #Hard #String #Dynamic_Programming #2022_02_17_Time_3_ms_(86.56 %)_Space_40.3_MB_(27.86 %)
3+ // #Hard #String #Dynamic_Programming #2022_03_30_Time_2_ms_(99.41 %)_Space_40.3_MB_(98.22 %)
44
55public class Solution {
66 public int distinctSubseqII (String str ) {
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