算法基础上机实验——2023.5.21

2.

#include <cmath>
#include <cstdio>
#include <iostream>
#include <algorithm>
 
using namespace std;
 
int main()
{
    int n;
	cin >> n;
	n = n * 100;
	int cock, hen, chicken;
	int count = 0;
	for (cock = 0; cock <= n; cock ++) {    /* !<外层循环控制公鸡数量取值范围0~n */
		for (hen = 0; hen <= n; hen ++) {   /* !<内层循环控制母鸡数量取值范围0~n */
			for (chicken = 0; chicken <= n; chicken ++) {  
                /* !<内层循环控制小鸡数量取值访问0-n */
				if (5 * cock + 2 * hen + chicken == n) 
				{
                    count ++;	
				}
			}
		}
	}
	cout << count << endl;
	
	return 0; 
}