View Compilation Error

0_0_37736022_12266.cpp: In function 'point operator+(const point&, const point&)':
0_0_37736022_12266.cpp:59:26: error: converting to 'std::tuple<long long int, long long int, long long int>' from initializer list would use explicit constructor 'constexpr std::tuple< <template-parameter-1-1> >::tuple(_UElements&& ...) [with _UElements = {long long int, const long long int&, const long long int&}; <template-parameter-2-2> = void; _Elements = {long long int, long long int, long long int}]'
             ans.one_pair = {u.max - v.min, u.max, v.min};
                          ^