title: Maximum Removal From Array When Removal Time Waiting Time
signature: int maximumRemovalFromArrayWhenRemovalTimeWaitingTime(vector<int> arr, int n) {
test_code: #include <algorithm>
  #include <assert.h>
  #include <cstdlib>
  #include <iostream>
  #include <map>
  #include <set>
  #include <string>
  #include <tuple> 
  #include <unordered_map>
  #include <vector>
  #include <math.h>
  #include <cmath>
  #include <bits/stdc++.h>
  #include <numeric>
  #include <functional>
  
  using namespace std;
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE 
  // ============================================
  bool validateSolution(int actual, int expected){
      return actual == expected;
  }
  
  string driver(vector<int> arr, int n, int expected){
      try
      {
          if (validateSolution(PLACEHOLDER_FN_NAME(arr, n), expected)){
              return "PASSED";
          }
          return "FAILED";
      }
      catch (const std::overflow_error& exception_obj)
      {
          return typeid(exception_obj).name();
      }
      catch (const std::runtime_error& exception_obj)
      {
          return typeid(exception_obj).name();
      }
      catch (const std::exception& exception_obj)
      {
          return typeid(exception_obj).name();
      }
      catch (...)
      {
          return "UNK_ERROR";
      }
  }
  
  int main() {
      string result = "";
  
      result = driver({7, 33, 34, 42, 42, 45, 73}, 5, 3); 
      cout << "TEST-" << 0 << "..."
           <<  result
           << "\n";
  
      result = driver({-98, -90, -80, -66, -64, -62, -48, -30, -20, -10, 4, 6, 12, 14, 32, 42, 44, 44, 52, 64, 86, 92, 94}, 16, 4); 
      cout << "TEST-" << 1 << "..."
           <<  result
           << "\n";
  
      result = driver({0, 0, 0, 0, 1}, 2, 2); 
      cout << "TEST-" << 2 << "..."
           <<  result
           << "\n";
  
      result = driver({11, 44, 71, 82, 85, 89}, 3, 3); 
      cout << "TEST-" << 3 << "..."
           <<  result
           << "\n";
  
      result = driver({-96, -92, -78, -72, -68, -58, -52, -50, -50, -48, -42, -32, -20, -18, -4, 0, 0, 2, 18, 18, 20, 24, 32, 34, 36, 38, 38, 60, 66, 68, 70, 72, 72, 74, 76, 96, 98}, 21, 5); 
      cout << "TEST-" << 4 << "..."
           <<  result
           << "\n";
  
      result = driver({0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, 16, 11); 
      cout << "TEST-" << 5 << "..."
           <<  result
           << "\n";
  
      result = driver({8, 9, 10, 11, 12, 15, 17, 19, 20, 21, 24, 30, 33, 35, 36, 39, 41, 41, 42, 54, 62, 63, 68, 70, 71, 72, 77, 85, 86, 86, 94, 95, 97, 97}, 31, 5); 
      cout << "TEST-" << 6 << "..."
           <<  result
           << "\n";
  
      result = driver({-94, -90, -72, -70, -66, -60, -24, -16, 4, 4, 10, 22, 28, 36, 46, 60, 70, 72, 76, 92, 96}, 20, 6); 
      cout << "TEST-" << 7 << "..."
           <<  result
           << "\n";
  
      result = driver({0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, 13, 13); 
      cout << "TEST-" << 8 << "..."
           <<  result
           << "\n";
  
      result = driver({7, 10, 12, 16, 20, 28, 31, 40, 42, 47, 53, 57, 59, 63, 63, 67, 69, 84, 90, 97}, 10, 4); 
      cout << "TEST-" << 9 << "..."
           <<  result
           << "\n";
  
      return 0;
  }
source_py: def maximum_removal_from_array_when_removal_time_waiting_time(arr, n):
      count = 0
      cummulative_sum = 0
      arr.sort()
      for i in range(n):
          if (arr[i] >= cummulative_sum):
              count += 1
              cummulative_sum += arr[i]
      return count
source_cpp: int maximum_removal_from_array_when_removal_time_waiting_time(vector<int> arr, int n) {
    int count = 0;
    int cummulative_sum = 0;
    sort(arr.begin(), arr.end());
    for ( int i = 0;
    i < n;
    i ++ ) {
      if ( arr [ i ] >= cummulative_sum ) {
        count ++;
        cummulative_sum += arr [ i ];
      }
    }
    return count;
  }