fun mf = () -> int {

fun sf = () -> int {

return 1; 
};
int c = 3;  
//int a = print_int(c);
//int d = print("hello");
String s = "abc";
int i = 3;

int pi = print_int(i);
int d = print(s);

return 2; 

};

int d = mf();
