def merge_arrays(group1, group2):
merged = []
i = 0
j = 0
while i < len(group1) and j < len(group2):
if group1[i] <= group2[j]:
merged.append((group1[i], 'group1'))
i += 1
else:
merged.append((group2[j], 'group2'))
j += 1
while i < len(group1):
merged.append((group1[i], 'group1'))
i += 1
while j < len(group2):
merged.append((group2[j], 'group2'))
j += 1
return merged
def calculate_component_sum(coords):
total_sum = 0
prefix_sum_group1 = 0
prefix_sum_group2 = 0
count_group1 = 0
count_group2 = 0
for pos, group in coords:
if group == 'group1':
total_sum += count_group2 * pos - prefix_sum_group2
prefix_sum_group1 += pos
count_group1 += 1
else:
total_sum += count_group1 * pos - prefix_sum_group1
prefix_sum_group2 += pos
count_group2 += 1
return total_sum
def merge_and_calculate_safety(N, group1, Q, group2):
merged_coords = merge_arrays(group1, group2)
return calculate_component_sum(merged_coords)
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