molecules.cpp:5:4: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
5 | int[] find_subset(int l, int u, int[] w){
| ^
molecules.cpp:5:4: error: structured binding declaration cannot have type 'int'
5 | int[] find_subset(int l, int u, int[] w){
| ^~
molecules.cpp:5:4: note: type must be cv-qualified 'auto' or reference to cv-qualified 'auto'
molecules.cpp:5:4: error: empty structured binding declaration
molecules.cpp:5:7: error: expected initializer before 'find_subset'
5 | int[] find_subset(int l, int u, int[] w){
| ^~~~~~~~~~~