Eroare de compilare: user.cpp: In member function ‘Answer Answer::operator+(const Answer&) const’: user.cpp:15:56: error: no matching function for call to ‘Answer::Answer(<brace-enclosed initializer list>)’ return Answer{max_different, count + that.count}; ^ user.cpp:15:56: note: candidates are: user.cpp:7:8: note: constexpr Answer::Answer() struct Answer { ^ user.cpp:7:8: note: candidate expects 0 arguments, 2 provided user.cpp:7:8: note: constexpr Answer::Answer(const Answer&) user.cpp:7:8: note: candidate expects 1 argument, 2 provided user.cpp:7:8: note: constexpr Answer::Answer(Answer&&) user.cpp:7:8: note: candidate expects 1 argument, 2 provided user.cpp: In function ‘int main()’: user.cpp:33:24: error: no matching function for call to ‘Answer::Answer(<brace-enclosed initializer list>)’ Answer answer{-2, 0}; ^ user.cpp:33:24: note: candidates are: user.cpp:7:8: note: constexpr Answer::Answer() struct Answer { ^ user.cpp:7:8: note: candidate expects 0 arguments, 2 provided user.cpp:7:8: note: constexpr Answer::Answer(const Answer&) user.cpp:7:8: note: candidate expects 1 argument, 2 provided user.cpp:7:8: note: constexpr Answer::Answer(Answer&&) user.cpp:7:8: note: candidate expects 1 argument, 2 provided user.cpp:38:32: error: ‘numeric_limits’ was not declared in this scope Answer best_sum = {numeric_limits<int>::min() / 2, 0}; ^ user.cpp:38:47: error: expected primary-expression before ‘int’ Answer best_sum = {numeric_limits<int>::min() / 2, 0}; ^ user.cpp:38:47: error: expected ‘}’ before ‘int’ user.cpp:38:47: error: could not convert ‘{<expression error>}’ from ‘<brace-enclosed initializer list>’ to ‘Answer’ user.cpp:38:47: error: expected ‘,’ or ‘;’ before ‘int’ user.cpp:37:17: warning: unused variable ‘horizontal_sum’ [-Wunused-variable] int horizontal_sum = 0; ^ user.cpp:41:37: error: ‘j’ was not declared in this scope partial_sum[k] += V[j][k]; ^ user.cpp:43:63: error: ‘horizontal_sum’ was not declared in this scope answer = answer + Answer{partial_sum[k] + horizontal_sum + best_sum.max_different, best_sum.count}; ^ user.cpp:43:80: error: ‘best_sum’ was not declared in this scope answer = answer + Answer{partial_sum[k] + horizontal_sum + best_sum.max_different, best_sum.count}; ^ user.cpp:43:118: error: no matching function for call to ‘Answer::Answer(<brace-enclosed initializer list>)’ answer = answer + Answer{partial_sum[k] + horizontal_sum + best_sum.max_different, best_sum.count}; ^