1/19 beer and drinks

As the title~

Beer is 2.3 yuan per can and beverage is 1.9 yuan per can. Xiao Ming bought some beer and drinks for a total of 82.3 yuan.
We also know that he bought less beer than drinks. Please count how many cans he bought.

注意：答案是一个整数。

This question is relatively simple, just go to the code!

#include <stdio.h>
int main()
{
    
    
	double x1,y1;
	int x2,y2;//先定义啤酒数量价格和饮料的数量价格 
	x1=2.3;
	y1=1.9;
	for(x2=1.0;x1*x2<82.3;x2++)
	{
    
    
		for(y2=x2+1;y1*y2<=82.3;y2++)
		{
    
    
			if(x1*x2+y1*y2==82.3)
			{
    
    
				printf("%d",x2);
			}
		}
	}
}

The code runs as shown, the

answer is 11