#include<stdio.h>
#include<conio.h>
int main(){
int SoLuong, DonGia;
printf("\nNhap vao so luong: ");
scanf_s("%d", &SoLuong);
printf("\nNhap vao don gia: ");
scanf_s("%d", &DonGia);
int Tien = SoLuong * DonGia;
float Thue = Tien * 0.1;
printf("\nTien = %d", Tien);
printf("\nThue = %f", Thue);
_getch();
return 0;
}