1)#include 2)using namespace std; 3)int main() 4){ 5)int a,b,result; 6)cout<<"please input two numbers:\n"; 7)cin>>a>>b; 8)result=3*a-2*b+1; 9)cout<<"resultis" << result << endl; 10)}
A.0 B.4 C.5 D.不確定