编辑代码

#include <iostream>
#include <ctime>
//#include <windows.h>
using namespace std;
int main()
{
	srand(time(NULL));
	int t, num = 0, m = 1;// , a = 0, b = 0;
	double a = 0, b = 0;
	cout << "输入抛掷次数" << "\n";
	cin >> t;
	while (m <= t) 
	{
		num = rand() % 2;//100+1;
		if (num ==0)//%2 == 0)
		{
			cout << "第" << m << "枚硬币,结果为正面\n";
			a++;
		}
		else if (num ==1)//%2 != 0)
		{
			cout << "第" << m << "枚硬币,结果为反面\n";
			b++;
		}
		m++;
	}
	cout << "\n共抛了" << t << "次硬币,正面的概率为" << a / t << ",反面的概率为" << b / t << "\n";
	//system("pause");
	return 0;
}