doll.cpp:24:2: error: expected unqualified-id before 'for'
24 | for(auto e : a)cout << e << " ";cout << endl;
| ^~~
doll.cpp:24:34: error: 'cout' does not name a type; did you mean 'out'?
24 | for(auto e : a)cout << e << " ";cout << endl;
| ^~~~
| out
doll.cpp:5:18: error: expected unqualified-id before 'for'
5 | #define FOR(i,n) for(int i = 0;i<n;i++)
| ^~~
doll.cpp:25:2: note: in expansion of macro 'FOR'
25 | FOR(i,b.size()){
| ^~~
doll.cpp:25:6: error: 'i' does not name a type
25 | FOR(i,b.size()){
| ^
doll.cpp:5:32: note: in definition of macro 'FOR'
5 | #define FOR(i,n) for(int i = 0;i<n;i++)
| ^
doll.cpp:25:6: error: 'i' does not name a type
25 | FOR(i,b.size()){
| ^
doll.cpp:5:36: note: in definition of macro 'FOR'
5 | #define FOR(i,n) for(int i = 0;i<n;i++)
| ^
doll.cpp:28:1: error: expected declaration before '}' token
28 | }
| ^
doll.cpp: In function 'int solve(std::vector<int>)':
doll.cpp:5:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
5 | #define FOR(i,n) for(int i = 0;i<n;i++)
......
33 | FOR(i,nums.size()){
| ~~~~~~~~~~~~~
doll.cpp:33:2: note: in expansion of macro 'FOR'
33 | FOR(i,nums.size()){
| ^~~