Compilare: main.cpp: In function 'void solve()': main.cpp:26:3: warning: this 'while' clause does not guard... [-Wmisleading-indentation] while(!dq.empty()&&v[i-1]<=v[dq.back()]) ^~~~~ main.cpp:29:4: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while' dq.push_back(i-1); ^~