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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
package g0001_0100.s0006_zigzag_conversion

// #Medium #String #Top_Interview_150_Array/String
// #Medium #String #Top_Interview_150_Array/String #Big_O_Time_O(n)_Space_O(n)
// #2023_07_03_Time_200_ms_(97.79%)_Space_37.3_MB_(91.71%)

class Solution {
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
package g0001_0100.s0007_reverse_integer

// #Medium #Top_Interview_Questions #Math #Udemy_Integers
// #Medium #Top_Interview_Questions #Math #Udemy_Integers #Big_O_Time_O(log10(x))_Space_O(1)
// #2023_07_03_Time_149_ms_(77.89%)_Space_33.5_MB_(84.42%)

class Solution {
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package g0001_0100.s0008_string_to_integer_atoi

// #Medium #Top_Interview_Questions #String #2023_07_03_Time_172_ms_(82.90%)_Space_34.9_MB_(88.08%)
// #Medium #Top_Interview_Questions #String #Big_O_Time_O(n)_Space_O(n)
// #2023_07_03_Time_172_ms_(82.90%)_Space_34.9_MB_(88.08%)

class Solution {
fun myAtoi(str: String): Int {
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
package g0001_0100.s0009_palindrome_number

// #Easy #Math #Udemy_Integers #Top_Interview_150_Math
// #Easy #Math #Udemy_Integers #Top_Interview_150_Math #Big_O_Time_O(log10(x))_Space_O(1)
// #2023_07_03_Time_217_ms_(95.34%)_Space_36.1_MB_(98.21%)

class Solution {
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
package g0001_0100.s0012_integer_to_roman

// #Medium #String #Hash_Table #Math #Top_Interview_150_Array/String
// #Medium #String #Hash_Table #Math #Top_Interview_150_Array/String #Big_O_Time_O(1)_Space_O(1)
// #2023_07_03_Time_180_ms_(98.25%)_Space_37_MB_(82.89%)

class Solution {
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
package g0001_0100.s0013_roman_to_integer

// #Easy #Top_Interview_Questions #String #Hash_Table #Math #Top_Interview_150_Array/String
// #2023_07_03_Time_211_ms_(83.47%)_Space_36.9_MB_(91.66%)
// #Big_O_Time_O(n)_Space_O(1) #2023_07_03_Time_211_ms_(83.47%)_Space_36.9_MB_(91.66%)

class Solution {
fun romanToInt(s: String): Int {
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Original file line number Diff line number Diff line change
@@ -1,7 +1,8 @@
package g0001_0100.s0014_longest_common_prefix

// #Easy #Top_Interview_Questions #String #Level_2_Day_2_String #Udemy_Strings
// #Top_Interview_150_Array/String #2023_07_03_Time_154_ms_(89.70%)_Space_34.6_MB_(95.06%)
// #Top_Interview_150_Array/String #Big_O_Time_O(n*m)_Space_O(m)
// #2023_07_03_Time_154_ms_(89.70%)_Space_34.6_MB_(95.06%)

class Solution {
fun longestCommonPrefix(strs: Array<String>): String {
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