20180827-ch5-1 | C# Online Compiler

20180827-ch5-1 by vivi0215

using System;
					
public class Program
{
	public static void Main()
	{
		Console.WriteLine("請輸入10個數值並用空白區格開來:");
		
		string a = Console.ReadLine() ;
		
		string[] data1 = a.Split(' ');
		
		int len = data1.Length;
		
		int [] data2 = new int [len];
		
		for (int i = 0 ; i < len ; i++)
		{
			data2[i] = int.Parse(data1[i]);
		}
		
		double mean = 0;
		for (int i = 0 ; i < len ; i++)
		{
			data2[i] *=( data2[i]);
			mean += data2[i];
		}
		
		double std = mean;
		std /=len;
		std = Math.Sqrt(std);
		Console.WriteLine("平方相加:{0}\n平均:{1}",mean,std);
		
		
		
		
		
		Console.WriteLine("");
	}
}

​x
 
using System;
                    
public class Program
{
    public static void Main()
    {
        Console.WriteLine("請輸入10個數值並用空白區格開來:");
        
        string a = Console.ReadLine() ;
        
        string[] data1 = a.Split(' ');
        
        int len = data1.Length;
        
        int [] data2 = new int [len];
        
        for (int i = 0 ; i < len ; i++)
        {
            data2[i] = int.Parse(data1[i]);
        }
        
        double mean = 0;
        for (int i = 0 ; i < len ; i++)
        {
            data2[i] *=( data2[i]);
            mean += data2[i];
        }
        
        double std = mean;
        std /=len;
        std = Math.Sqrt(std);
        Console.WriteLine("平方相加:{0}\n平均:{1}",mean,std);
        
        
        
        
        
        Console.WriteLine("");
    }
}
​

Matriz original (7x7 con términos independientes):
6    10    6    10    -7    6    -6    -4
-7    -3    6    -9    5    10    10    -10
-3    1    1    -8    -9    8    -9    6
10    -2    2    0    2    0    -10    -5
-8    3    -1    8    -3    5    4    -7
-9    -5    2    4    -2    0    -3    -1
5    -8    -6    -8    -2    3    -6    5

Matriz final después de la eliminación de Gauss:
10    -2    2    0    2    0    -10    -5
0    11.2    4.8    10    -8.2    6    0    -1
0    0    9.285714285714286    -5.071428571428571    3.178571428571429    12.357142857142858    3    -13.892857142857142
0    0    0    13.73846153846154    -7.476923076923077    -5.292307692307692    -14.169230769230769    3.938461538461537
0    0    0    0    -12.71976483762598    2.9658454647256445    -20.276035834266516    8.84518477043673
0    8.881784197001252E-16    0    0    4.440892098500626E-16    8.482865632221854    10.416837240013205    -4.168620006602838
0    0    0    0    0    0    -11.652915398566236    -6.77198711013209

La solución del sistema es:
x1 = 0.3365242565830708
x2 = -0.38994306713824967
x3 = 0.23588117352499516
x4 = -0.6137042986871154
x5 = -1.9027404366930845
x6 = -1.2050493124972865
x7 = 0.5811410173771029

Last Run:	6:38:29 am
Compile:	0.008s
Execute:	0.07s
Memory:	2.97Mb
CPU:	0.078s

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