基本信息
源码名称:利用c++计算三阶行列式(适合初学者)
源码大小:0.01M
文件格式:.docx
开发语言:C/C++
更新时间:2021-07-14
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   源码介绍


#include<iostream>
using namespace std;
 
int main()
{
	int a=0, b=0;
	int a1[3][3];
	for (a = 0; a < 3; a  )
		for (b = 0; b < 3; b  )
			cin >> a1[a][b];
	cout << "三阶行列式输入完毕,";
	system("pause");
	cout << "行列式如下:";
	for (a = 0; a < 3; a  )
	{
		cout << endl << endl;
		for (b = 0; b < 3; b  )
			cout << a1[a][b]<<"\t";
	}
	int result;
	result = (a1[0][0] * a1[1][1] * a1[2][2]   a1[0][1] * a1[1][2] * a1[2][0]   a1[1][0] * a1[2][1] * a1[0][2]) - (a1[0][2] * a1[1][1] * a1[2][0]   a1[0][1] * a1[1][0] * a1[2][2]   a1[0][0] * a1[1][2] * a1[2][1]);
	cout << "行列式结果为:"<<result;
	return 0;
}