0_0_38159254_11855.cpp: In instantiation of 'void MinCostFlow<Y, P>::add(int, int, Y, P) [with Y = int; P = int]':
0_0_38159254_11855.cpp:80:25: required from here
0_0_38159254_11855.cpp:48:9: error: converting to 'std::vector<std::tuple<int, int, int>, std::allocator<std::tuple<int, int, int> > >::value_type {aka std::tuple<int, int, int>}' from initializer list would use explicit constructor 'constexpr std::tuple< <template-parameter-1-1> >::tuple(_UElements&& ...) [with _UElements = {int&, int&, int&}; <template-parameter-2-2> = void; _Elements = {int, int, int}]'
e.push_back({v, f, c});
^
0_0_38159254_11855.cpp:50:9: error: converting to 'std::vector<std::tuple<int, int, int>, std::allocator<std::tuple<int, int, int> > >::value_type {aka std::tuple<int, int, int>}' from initializer list would use explicit constructor 'constexpr std::tuple< <template-parameter-1-1> >::tuple(_UElements&& ...) [with _UElements = {int&, int, int}; <template-parameter-2-2> = void; _Elements = {int, int, int}]'
e.push_back({u, 0, -c});
^
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