Compilare: main.cpp:9:8: warning: first argument of 'int main(long long int, long long int, long long int)' should be 'int' [-Wmain] 9 | signed main(int n,int sum,int nr){ | ^~~~ main.cpp:9:8: warning: second argument of 'int main(long long int, long long int, long long int)' should be 'char **' [-Wmain] main.cpp:9:8: warning: third argument of 'int main(long long int, long long int, long long int)' should probably be 'char **' [-Wmain]