运行 ID: 315753

Main.java:1: error: illegal character: '#'
#include
^
Main.java:1: error: class, interface, or enum expected
#include
        ^
Main.java:3: error: class, interface, or enum expected
int main(){
^
Main.java:5: error: class, interface, or enum expected
	cin>>a>>b>>c>>d;
	^
Main.java:6: error: class, interface, or enum expected
	cout<<(a+b)*(c-d);
	^
Main.java:7: error: class, interface, or enum expected
	return 0;
	^
Main.java:8: error: class, interface, or enum expected
}
^
7 errors