Compilare: main.cpp:2:22: warning: '#pragma GCC optimize' is not a string or number [-Wpragmas] 2 | #pragma GCC optimize(Ofast) | ^~~~~ main.cpp: In function 'int main()': main.cpp:68:17: warning: this 'if' clause does not guard... [-Wmisleading-indentation] 68 | if(elem >= v[i]) | ^~ main.cpp:70:21: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if' 70 | if(Root(v[i]) != Root(elem)) | ^~