Compilare: main.cpp: In function 'void solve()': main.cpp:53:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=1; i<=n; ++i) cout << l[i] - 1 << ' '; cout << '\n'; ^~~ main.cpp:53:50: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for(i=1; i<=n; ++i) cout << l[i] - 1 << ' '; cout << '\n'; ^~~~ main.cpp:54:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=1; i<=n; ++i) cout << r[i] - 1 << ' '; cout << '\n'; ^~~ main.cpp:54:50: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for(i=1; i<=n; ++i) cout << r[i] - 1 << ' '; cout << '\n'; ^~~~ main.cpp:52:35: warning: 'root' may be used uninitialized in this function [-Wmaybe-uninitialized] cout << "1 \n" << root - 1 << " \n"; ^~~~~