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src/main/kotlin/g3601_3700 
s3618_split_array_by_prime_indices 
s3619_count_islands_with_total_value_divisible_by_k 
s3620_network_recovery_pathways 
s3621_number_of_integers_with_popcount_depth_equal_to_k_i 
s3622_check_divisibility_by_digit_sum_and_product 
s3623_count_number_of_trapezoids_i 
s3624_number_of_integers_with_popcount_depth_equal_to_k_ii 
s3625_count_number_of_trapezoids_ii Expand file tree Collapse file tree 8 files changed +15
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lines changed Original file line number Diff line number Diff line change 11package  g3601_3700.s3618_split_array_by_prime_indices 
22
3- //  #Medium #Biweekly_Contest_161 #2025_07_22_Time_6_ms_(100.00%)_Space_78.20_MB_(81.48%)
3+ //  #Medium #Array #Math #Number_Theory #Biweekly_Contest_161
4+ //  #2025_07_22_Time_6_ms_(100.00%)_Space_78.20_MB_(81.48%)
45
56import  kotlin.math.abs 
67
Original file line number Diff line number Diff line change 11package  g3601_3700.s3619_count_islands_with_total_value_divisible_by_k 
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3- //  #Medium #Biweekly_Contest_161 #2025_07_22_Time_14_ms_(100.00%)_Space_86.20_MB_(47.83%)
3+ //  #Medium #Array #Depth_First_Search #Breadth_First_Search #Matrix #Union_Find
4+ //  #Biweekly_Contest_161 #2025_07_22_Time_14_ms_(100.00%)_Space_86.20_MB_(47.83%)
45
56class  Solution  {
67    private  var  m =  0 
Original file line number Diff line number Diff line change 11package  g3601_3700.s3620_network_recovery_pathways 
22
3- //  #Hard #Biweekly_Contest_161 #2025_07_22_Time_212_ms_(66.67%)_Space_150.09_MB_(13.33%)
3+ //  #Hard #Array #Dynamic_Programming #Binary_Search #Heap_Priority_Queue #Graph #Topological_Sort
4+ //  #Shortest_Path #Biweekly_Contest_161 #2025_07_22_Time_212_ms_(66.67%)_Space_150.09_MB_(13.33%)
45
56import  java.util.LinkedList 
67import  java.util.Queue 
Original file line number Diff line number Diff line change 11package  g3601_3700.s3621_number_of_integers_with_popcount_depth_equal_to_k_i 
22
3- //  #Hard #Biweekly_Contest_161 #2025_07_22_Time_2_ms_(100.00%)_Space_41.19_MB_(100.00%)
3+ //  #Hard #Dynamic_Programming #Math #Combinatorics #Biweekly_Contest_161
4+ //  #2025_07_22_Time_2_ms_(100.00%)_Space_41.19_MB_(100.00%)
45
56class  Solution  {
67    companion  object  {
Original file line number Diff line number Diff line change 11package  g3601_3700.s3622_check_divisibility_by_digit_sum_and_product 
22
3- //  #Easy #Weekly_Contest_459 #2025_07_22_Time_0_ms_(100.00%)_Space_40.35_MB_(100.00%)
3+ //  #Easy #Math # Weekly_Contest_459 #2025_07_22_Time_0_ms_(100.00%)_Space_40.35_MB_(100.00%)
44
55class  Solution  {
66    fun  checkDivisibility (n :  Int ): Boolean  {
Original file line number Diff line number Diff line change 11package  g3601_3700.s3623_count_number_of_trapezoids_i 
22
3- //  #Medium #Weekly_Contest_459 #2025_07_22_Time_58_ms_(68.00%)_Space_139.38_MB_(8.00%)
3+ //  #Medium #Array #Hash_Table #Math #Geometry #Weekly_Contest_459
4+ //  #2025_07_22_Time_58_ms_(68.00%)_Space_139.38_MB_(8.00%)
45
56class  Solution  {
67    fun  countTrapezoids (points :  Array <IntArray >): Int  {
Original file line number Diff line number Diff line change 11package  g3601_3700.s3624_number_of_integers_with_popcount_depth_equal_to_k_ii 
22
3- //  #Hard #Weekly_Contest_459 #2025_07_22_Time_38_ms_(100.00%)_Space_134.15_MB_(100.00%)
3+ //  #Hard #Array #Segment_Tree #Weekly_Contest_459
4+ //  #2025_07_22_Time_38_ms_(100.00%)_Space_134.15_MB_(100.00%)
45
56class  Solution  {
67    private  fun  computeDepth (number :  Long ): Int  {
Original file line number Diff line number Diff line change 11package  g3601_3700.s3625_count_number_of_trapezoids_ii 
22
3- //  #Hard #Weekly_Contest_459 #2025_07_22_Time_377_ms_(100.00%)_Space_162.04_MB_(37.50%)
3+ //  #Hard #Array #Hash_Table #Math #Geometry #Weekly_Contest_459
4+ //  #2025_07_22_Time_377_ms_(100.00%)_Space_162.04_MB_(37.50%)
45
56import  kotlin.math.abs 
67
 
 
   
 
     
   
   
          
    
    
     
    
      
     
     
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