Compilare: main.cpp: In function 'int main()': main.cpp:43:16: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 43 | for (auto &[first, second] : meetings) { | ^ main.cpp:58:18: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 58 | auto [first, second] = *it; | ^ main.cpp:76:18: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 76 | auto [first, second] = *it; | ^ main.cpp:77:19: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 77 | auto &[lhsBy, lhsLength] = couldBeInfectedBy[first]; | ^ main.cpp:78:19: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 78 | auto &[rhsBy, rhsLength] = couldBeInfectedBy[second]; | ^ main.cpp:98:18: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 98 | auto [by, howMany] = couldBeInfectedBy[i]; | ^