200LinesOfCodeADay/final.java at master · proishan11/200LinesOfCodeADay · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
import java.lang.*;
import java.io.*;
class MatMulti extends Thread
{
        static int in1[][];
        static int in2[][];
        static int out[][];
        static int n=2;
        int row;
        MatMulti(int i)
        {
                row=i;
                this.start();
        }
        public void run()
        {
                int i,j;
                for(i=0;i<n;i++)
                {
                        out[row][i]=0;
                        for(j=0;j<n;j++)
                                out[row][i]=out[row][i]+in1[row][j]*in2[j][i];
                }
        }
        public static void main(String args[])
        {
                int i,j;
                BufferedReader br=new BufferedReader(new InputStreamReader(Syst
                Systeem.in));m.out.print("Enter the order of Matrix : ");
                try
                {
                        n=Integer.parseInt(br.readLine());
                }catch(Exception e){}
                in1=new int[n][n];
                in2=new int[n][n];
                out=new int[n][n];
                System.out.println("Enter the First Matrix : ");
                for(i=0;i<n;i++)
                {
                        for(j=0;j<n;j++)
                        {
                                try
                                {
                                        in1[i][j]=Integer.parseInt(br.readLine());
                                }catch(Exception e){}
                        }
                }
                System.out.println("Enter the Second Matrix : ");
                for(i=0;i<n;i++)
                {
                        for(j=0;j<n;j++)
                        {
                                try
                                {
                                        in2[i][j]=Integer.parseInt(br.readLine());
                                }catch(Exception e){}
                        }
                }
                MatMulti mat[]=new MatMulti[n];
                for(i=0;i<n;i++)
                        mat[i]=new MatMulti(i);
                try
                {
                        for(i=0;i<n;i++)
                                mat[i].join();
                }catch(Exception e){}
                System.out.println("OUTPUT :");
                for(i=0;i<n;i++)
                        for(j=0;j<n;j++)
                                System.out.println(out[i][j]);
        }
}