id int64 1 3.58k | problem_description stringlengths 516 21.8k | instruction int64 0 3 | solution_c dict |
|---|---|---|---|
423 | <p>Given a string <code>s</code> containing an out-of-order English representation of digits <code>0-9</code>, return <em>the digits in <strong>ascending</strong> order</em>.</p>
<p> </p>
<p><strong class="example">Example 1:</strong></p>
<pre><strong>Input:</strong> s = "owoztneoer"
<strong>Output:</strong> "012... | 3 | {
"code": "class Solution {\npublic:\n string originalDigits(string s) {\n map<char, int> mp;\n for(char c : s){\n mp[c]++;\n }\n vector<int> ans;\n while(mp['z']){\n ans.push_back(0);\n mp['z']--;\n mp['e']--;\n mp['r']--;\n... |
423 | <p>Given a string <code>s</code> containing an out-of-order English representation of digits <code>0-9</code>, return <em>the digits in <strong>ascending</strong> order</em>.</p>
<p> </p>
<p><strong class="example">Example 1:</strong></p>
<pre><strong>Input:</strong> s = "owoztneoer"
<strong>Output:</strong> "012... | 3 | {
"code": "class Solution {\npublic:\n string originalDigits(string s) {\n vector<vector<int>> countV = formCounts();\n vector<int> v = formCountOfAString(s);\n vector<int> vFreq(10, 0);\n customOriginalDigits(v, countV, vFreq);\n return formStringFromFreq(vFreq);\n }\n\n s... |
423 | <p>Given a string <code>s</code> containing an out-of-order English representation of digits <code>0-9</code>, return <em>the digits in <strong>ascending</strong> order</em>.</p>
<p> </p>
<p><strong class="example">Example 1:</strong></p>
<pre><strong>Input:</strong> s = "owoztneoer"
<strong>Output:</strong> "012... | 3 | {
"code": "class Solution {\npublic:\n string originalDigits(string s) {\n map<char,int> m;\n for(auto it: s){\n m[it]++;\n }\n vector<pair<char,pair<string,int>>> v={{'z',{\"zero\",0}},{'x',{\"six\",6}},{'s',{\"seven\",7}},{'w',{\"two\",2}},{'u',{\"four\",4}},{'o',{\"one\",1... |
423 | <p>Given a string <code>s</code> containing an out-of-order English representation of digits <code>0-9</code>, return <em>the digits in <strong>ascending</strong> order</em>.</p>
<p> </p>
<p><strong class="example">Example 1:</strong></p>
<pre><strong>Input:</strong> s = "owoztneoer"
<strong>Output:</strong> "012... | 3 | {
"code": "class Solution {\npublic:\n string originalDigits(string s) {\n map<char,int>mp;\n\n for(int i=0;i<s.length();i++)\n {\n mp[s[i]]++;\n\n }\n\n vector<int>num(10,0);\n num[0]=mp['z'];\n mp['e']-=mp['z'];\n mp['r']-mp['z'];\n mp['o'... |
423 | <p>Given a string <code>s</code> containing an out-of-order English representation of digits <code>0-9</code>, return <em>the digits in <strong>ascending</strong> order</em>.</p>
<p> </p>
<p><strong class="example">Example 1:</strong></p>
<pre><strong>Input:</strong> s = "owoztneoer"
<strong>Output:</strong> "012... | 3 | {
"code": "class Solution {\npublic:\n string originalDigits(string s) {\n map<char,int>mp;\n\n for(int i=0;i<s.length();i++)\n {\n mp[s[i]]++;\n\n }\n\n vector<int>num(10,0);\n num[0]=mp['z'];\n mp['e']-=mp['z'];\n mp['r']-mp['z'];\n mp['o'... |
423 | <p>Given a string <code>s</code> containing an out-of-order English representation of digits <code>0-9</code>, return <em>the digits in <strong>ascending</strong> order</em>.</p>
<p> </p>
<p><strong class="example">Example 1:</strong></p>
<pre><strong>Input:</strong> s = "owoztneoer"
<strong>Output:</strong> "012... | 3 | {
"code": "class Solution {\npublic:\n string originalDigits(string s) {\n\n // map<string, in> digit(\n // {\"z\",0}; //unique-->z\n // {\"one\",1};\n // {\"w\",2}; // unique: w\n // {\"three\",3};\n // {\"u\",4}; // unique:u\n // {\"five\",5};\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 0 | {
"code": "class Solution {\n int characterReplacement_Brute(string s, int k) {\n int maxLen = 0;\n int n = s.size();\n for(int i = 0; i < n; i++){\n int maxFreq = 0;\n int hash[26]{0};\n for(int j = i; j < n; j++){\n hash[s[j] - 'A']++;\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 0 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n vector<int>count(26);\n int maxFreq = 0;\n int i = 0;\n int j = 0;\n int result = 0;\n while(j < s.size()){\n count[s[j] - 'A']++;\n maxFreq = max(maxFreq,count[s[j]... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 0 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int n = s.size();\n int l = 0, r = 0, maxF = 0;\n vector<int> v(26, 0);\n int maxLen = 0;\n while(r < n) {\n v[s[r]-'A']++;\n maxF = max(maxF, v[s[r]-'A']);\n if(... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 0 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int n=s.size();\n int i=0,j=0;\n int maxfreq=0,maxlen=0;\n int freq[26]={0};\n while(j<n)\n {\n freq[s[j]-'A']++;\n maxfreq=max(maxfreq,freq[s[j]-'A']);\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 1 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int n=s.size(), ans=0;\n for(char c='A'; c<='Z'; c++){\n int i=0, j=0, count=0;\n while(j<n){\n if(s[j]!=c){\n count++;\n }\n whil... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 1 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int n = s.size();\n int j = 0;\n int i = 0;\n int max_len = 0;\n int max_freq = 0;\n vector<int>occurence(26,0);\n while(j<n){\n occurence[s[j]-'A']++;\n max... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n bool check(string& s,int len,int k)\n {\n vector<int> freq(26,0);\n\n for(int i=0;i<len;i++)\n {\n freq[s[i]-'A']++;\n }\n int maxi=*max_element(freq.begin(),freq.end());\n int rem=len-maxi;\n if(rem<=k) return tr... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int variable_window(string s,int k) {\n int low = 0;\n int result=INT_MIN,longest=0;\n vector<int> chars(26,0);\n for(int high=0;high<s.length();high++) {\n \n chars[s[high] - 65]++;\n\n while(((high-low+1)-*max_ele... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int cc[26] = {0};\n char mc = s[0];\n cc[s[0]-'A']=1;\n int diversity = 0;\n int dInxSet=0, dInxGet=0, len = s.size();\n int dQueue[len];\n int i=0,j=1;\n int ans = 0;\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int cc[26] = {0};\n char mc = s[0];\n cc[s[0]-'A']=1;\n int diversity = 0;\n int dInxSet=0, dInxGet=0, len = s.size();\n int dQueue[len];\n int i=0,j=1;\n int ans = 0;\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution\n{\npublic:\n int characterReplacement(string s, int k)\n {\n // At level h : count of characters that have frequency = h in our sliding window\n // loc maps our char to its level\n // height is maximum height of our tower right now\n vector<int> counts(2);\... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int cc[26] = {0};\n char mc = s[0];\n cc[s[0]-'A']=1;\n int diversity = 0;\n int dInxSet=0, dInxGet=0, len = s.size();\n int dQueue[len];\n int i=0,j=1;\n int ans = 0;\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int cc[26] = {0};\n char mc = s[0];\n cc[s[0]-'A']=1;\n int diversity = 0;\n int dInxSet=0, dInxGet=0, len = s.size();\n int dQueue[len];\n int i=0,j=1;\n int ans = 0;\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(const string& s, int k) {\n unordered_map<char, int> count; // Hash map to store the count of each character in the current window\n int maxCount = 0; // Variable to store the maximum count of a single character in the current window\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(const string& s, int k) {\n unordered_map<char, int> count; \n int maxCount = 0; \n int maxLength = 0; \n int left = 0;\n\n // Iterate through the string using the right pointer\n for (int right = 0; right < s... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n unordered_map<char, int> alphabets;\n int ans = 0;\n int left = 0;\n int right = 0;\n int maxf = 0;\n\n for (right = 0; right < s.size(); right++) {\n alphabets[s[right]] = 1 +... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int maxF = 0;\n int longest = 0;\n unordered_map<char, int> freq;\n\n int left = 0;\n for (int right = 0; right < s.length(); ++right) {\n freq[s[right]]++;\n maxF = max(max... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int n=s.size();\n int maxLen=0;\n int l=0,r=0;\n unordered_map<char,int> freq;\n int maxFreq=0;\n while(r<n){\n freq[s[r]]++;\n maxFreq=max(maxFreq,freq[s[r]]);\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int j=0;\n int n=s.length();\n int ans=0;\n int maxfreq=0;\n unordered_map<char,int>mp;\n for(int i=0;i<n;i++)\n {\n mp[s[i]]++;\n maxfreq=max(maxfreq,mp[s[i]]... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int n=s.size();\n int i=0;\n int j=0;\n int maxi=0;\n int left=0;\n int right=0;\n int ans=0;\n unordered_map<char , int>mp;\n for(right=0;right<n;right++){\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int n =s.size();\n int l=0,r=0,maxi=0,maxfreq=0;\n unordered_map<int,int>mp;\n while(r<n){\n mp[s[r]]++;\n maxfreq=max(maxfreq,mp[s[r]]);\n int currlen=r-l+1;\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int n =s.size();\n int low=0,high=0,maxi=0,maxfreq=0;\n unordered_map<char,int>mp;\n while(high<n){\n mp[s[high]]++;\n maxfreq=max(maxfreq,mp[s[high]]);\n int curlen=h... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 2 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n\n int n=s.size();\n int left=0;\n int right=0;\n int maxfrq=0;\n int maxlen=0;\n unordered_map<char,int>mp;\n while(right<n){\n mp[s[right]]++;\n maxfrq=max(ma... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 3 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int l=0,r=0,maxlen=0,maxf=0;\n unordered_map<char , int> count;\n while(r<s.size()){\n count[s[r]]++;\n maxf = max(maxf,count[s[r]]);\n if((r-l+1)-maxf>k){\n cou... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 3 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n vector<char>v(256,-1);\n map<char,int>m;\n int l=0,r=0,maxf=0,ans=0;\n\n while(r<s.size()){\n m[s[r]-'A']++;\n maxf=max(maxf,m[s[r]-'A']);\n if(r-l+1-maxf>k){\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 3 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n unordered_map<char, int> mp;\n int maxfreq= 0;\n int l=0;\n int r=0;\n int maxlen=0;\n\n while(r<s.size())\n {\n mp[s[r]]++;\n maxfreq= max(maxfreq, mp[s[r]]);... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 3 | {
"code": "#include <iostream>\n#include <unordered_map>\n#include <map>\nusing namespace std;\nclass Solution {\npublic:\n int characterReplacement(string s, int k) {\n \n //(window_size)-(max_freq) => no of replacements\n //no of replacements <= k\n\n // int l=0,r=0;\n // int w... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 3 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n unordered_map<char, int> mp;\n int l=0, r=0;\n int res=0;\n int t=0;\n for(int i=0;i<s.size();i++){\n mp[s[i]]++;\n t=max(t, mp[s[i]]);\n if((i-l+1)-t > k) \n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 3 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int i=0,j=0;\n unordered_map<char,int>mp;\n int cnt = 0;\n //int newChar =0;\n int maxFreq =INT_MIN;\n while(j<s.size())\n {\n mp[s[j]]++;\n maxFreq = max(maxF... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 3 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n unordered_map<char,int>m;\n int i=0,j=0,ans=0,maxi=0;\n while(i<s.size())\n {\n m[s[i]]++;\n maxi=max(maxi,m[s[i]]);\n while(i-j+1-maxi>k)\n {\n ... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 3 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int i=0;\n int j=0;\n int ans=0;\n int maxfreq=INT_MIN;\n unordered_map<int,int> mp;\n int n=s.size();\n while(j<n)\n {\n mp[s[j]]++;\n maxfreq=max(maxf... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 3 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int start = 0;\n int end = 0;\n int res = 0;\n map<char,int> m;\n int max_chars_till_now = 0;\n\n while (end < s.length()) {\n m[s[end]]++;\n max_chars_till_now = max... |
424 | <p>You are given a string <code>s</code> and an integer <code>k</code>. You can choose any character of the string and change it to any other uppercase English character. You can perform this operation at most <code>k</code> times.</p>
<p>Return <em>the length of the longest substring containing the same letter you ca... | 3 | {
"code": "class Solution {\npublic:\n int characterReplacement(string s, int k) {\n int n = s.size();\n int maxi = 1;\n \n map<char,int> mp;\n int l = 0 , r = 0;\n while(r < n){\n mp[s[r]]++;\n int len = r - l + 1;\n int maxfreq = 1;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "class Solution {\npublic:\n Node* construct(vector<vector<int>>& grid) {\n grid_ = move(grid);\n leafNodes_[0] = new Node(false, true, nullptr, nullptr, nullptr, nullptr);\n leafNodes_[1] = new Node(true, true, nullptr, nullptr, nullptr, nullptr);\n return construct(0, 0, grid_.size());\n }\... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "class Solution\n{\npublic:\n Node* construct(vector<vector<int>>& grid)\n {\n int n = grid.size();\n Node* root = new Node();\n stack<tuple<Node*, int, int, int>> tasks{};\n tasks.push({ root, 0, 0, n });\n\n while (!tasks.empty()) {\n auto [r, i, j, len] = tasks.top();\n if (len... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "class Solution {\npublic:\n bool sameVal(vector<vector<int>>& grid, int x, int y, int size)\n {\n for(auto i{x}; i<x+size; ++i)\n {\n for(auto j{y}; j<y+size; ++j)\n {\n if(grid[i][j] != grid[x][y])\n {\n return fals... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/* 9:45\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "class Solution {\npublic:\n // Returns true if all the values in the matrix are the same; otherwise, false.\n bool sameValue(vector<vector<int>>& grid, int x1, int y1, int length) {\n for (int i = x1; i < x1 + length; i++) {\n for (int j = y1; j < y1 + length; j++)\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 0 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 1 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n\n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n b... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 1 | {
"code": " class Solution {\npublic:\n // Helper function to check if all elements in the grid are the same\n bool isUniform(vector<vector<int>>& grid, int x, int y, int length) {\n int val = grid[x][y];\n for (int i = x; i < x + length; ++i) {\n for (int j = y; j < y + length; ++j) {... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 1 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 1 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n\n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n b... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "class Solution {\n public:\n Node* construct(vector<vector<int>>& grid) {\n return helper(grid, 0, 0, grid.size());\n }\n\n private:\n Node* helper(const vector<vector<int>>& grid, int i, int j, int w) {\n if (allSame(grid, i, j, w))\n return new Node(grid[i][j] == 1, /*isLeaft=*/true);\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "class Solution {\n public:\n Node* construct(vector<vector<int>>& grid) {\n return helper(grid, 0, 0, grid.size());\n }\n\n private:\n Node* helper(const vector<vector<int>>& grid, int i, int j, int w) {\n if (allSame(grid, i, j, w))\n return new Node(grid[i][j] == 1, /*isLeaft=*/true);\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n\n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n b... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "\n\nclass Solution {\npublic:\n int isvalid( int l , int r , int t , int b , vector<vector<int>> &grid )\n {\n int ele = grid[l][t];\n for( int i = l ; i <=r ; ++i )\n {\n for( int j = t ; j <= b ; ++j )\n {\n if(grid[i][j]!=ele) return -1;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 2 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n\n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n b... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 3 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 3 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 3 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
772 | <p>Given a <code>n * n</code> matrix <code>grid</code> of <code>0's</code> and <code>1's</code> only. We want to represent <code>grid</code> with a Quad-Tree.</p>
<p>Return <em>the root of the Quad-Tree representing </em><code>grid</code>.</p>
<p>A Quad-Tree is a tree data structure in which each internal nod... | 3 | {
"code": "/*\n// Definition for a QuadTree node.\nclass Node {\npublic:\n bool val;\n bool isLeaf;\n Node* topLeft;\n Node* topRight;\n Node* bottomLeft;\n Node* bottomRight;\n \n Node() {\n val = false;\n isLeaf = false;\n topLeft = NULL;\n topRight = NULL;\n ... |
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