Compilare: user.cpp: In function ‘int main()’: user.cpp:44:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(int i =1 ; i <= N; i++) ^~~ user.cpp:46:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ sort(v+1,v+N+1,compara); ^~~~