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n = int(input()) s = set(map(int, input().split())) y = int(input())
for _ in range(y): command = input().split() if command[0] == 'pop': s.pop() elif command[0] == 'remove': s.remove(int(command[1])) elif command[0] == 'discard': s.discard(int(command[1]))
print(sum(s))
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Set .discard(), .remove() & .pop()
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n = int(input()) s = set(map(int, input().split())) y = int(input())
for _ in range(y): command = input().split() if command[0] == 'pop': s.pop() elif command[0] == 'remove': s.remove(int(command[1])) elif command[0] == 'discard': s.discard(int(command[1]))
print(sum(s))