Compilare: main.cpp: In function 'void rotire_90()': main.cpp:81:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i = 1; i <= n; i++) ^~~ main.cpp:84:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' swap(n, m); ^~~~ main.cpp: In function 'int main()': main.cpp:129:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i = 1 ; i <= m ; ++ i) ^~~ main.cpp:131:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' out << ans << '\n'; ^~~