12 lines
299 B
C++
12 lines
299 B
C++
#include <iostream>
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#include <vector>
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#include <utility>
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#include <limits>
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#include <algorithm>
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#include <tuple>
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extern void three_opt(std::vector<uint>& tour,
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const double (&dist_matrix) [1577][1577],
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double& sh_dist);
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extern std::ostream& operator<< (std::ostream& out, std::vector<uint> a);
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