Tcs Coding Questions 2021 90%

def count_pairs_with_sum(arr, target_sum): count = 0 seen = set()

def max_subarray_sum(arr): max_sum = float('-inf') current_sum = 0 Tcs Coding Questions 2021

print(max_subarray_sum([-2, 1, -3, 4, -1, 2, 1, -5, 4])) # Output: 6 def count_pairs_with_sum(arr, target_sum): count = 0 seen =

def first_non_repeating_char(s): char_count = {} for char in s: if char in char_count: char_count[char] += 1 else: char_count[char] = 1 7)) # Output: 2

print(count_pairs_with_sum([1, 2, 3, 4, 5], 7)) # Output: 2