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| num = int(input())
i_list,i_right_list,i_right_list_true = [],[],[] for i in range(1,num//2+1): i_path = [] for j in range(1,i+1): if i%j == 0: i_path.append(j) if len(i_path)==2: i_list.append(i) i_right_list.append(num-i)
for i in i_right_list: right_path = [] for j in range(1,i+1): if i%j == 0: right_path.append(j) if len(right_path)!=2: i_list.pop(i_list.index(num-i)) if len(right_path)==2: i_right_list_true.append(i)
print(i_list[-1]) print(i_right_list_true[-1])
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