Owl Get a Life

Compile Error

shops.cpp:3:7: error: expected nested-name-specifier before ‘int’
3 | using int=long long;
| ^~~
shops.cpp:9:16: error: array bound is not an integer constant before ‘]’ token
9 | vector<pii> v[c];
| ^
shops.cpp:10:9: error: array bound is not an integer constant before ‘]’ token
10 | int to[c];
| ^
shops.cpp:11:10: error: array bound is not an integer constant before ‘]’ token
11 | int col[c];
| ^
shops.cpp: In function ‘void dfs(int)’:
shops.cpp:15:14: error: ‘g’ was not declared in this scope
15 | for(int u : g[i])
| ^
shops.cpp:18:13: error: ‘col’ was not declared in this scope; did you mean ‘cosl’?
18 | if(!col[u]){
| ^~~
| cosl
shops.cpp: At global scope:
shops.cpp:24:1: error: expected declaration before ‘}’ token
24 | }
| ^
shops.cpp: In function ‘i