void b_main_sink(int data);void _main(){int data;data=-1;fscanf (stdin, "%d", &data);b_main_sink(data);}void b_main_sink(int data){{int result=data * data;printIntLine(result);}}
static void main(){int data;data=-1;data=5;b_main_sink(data);}void b_main_sink(int data){{int result=data * data;printIntLine(result);}}