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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. public static void main(String[] args) {
  11.        int r=4;
  12.        int col=4;
  13.        int [][] mat = new int[r][col];
  14.        int [] csums = new int[col];
  15.        int [] rsums = new int[r];
  16.        int rsum;
  17.                for (int i = 0; i < mat.length; i++) {
  18.             for (int j = 0; j < mat[i].length; j++) {
  19.                 mat[i][j]= (int)(Math.random()*10);
  20.                 csums[j] +=  mat[i][j];
  21.                 rsums[i] += mat[i][j];
  22.             }
  23.         }
  24.         int sum=0;
  25. //        Вывод матрицы
  26.         for (int i=0; i < mat.length;i++,System.out.println())
  27.         {
  28.             for (int j=0;j < mat[i].length;j++){
  29.  
  30.                 System.out.print(mat[i][j]+" ");
  31.             }
  32.             System.out.print(rsums[i]);
  33.         } 
  34.         for (int j=0;j < csums.length;j++){
  35.  
  36.                 System.out.print(csums[j]+" ");
  37.         }
  38. }
  39. }
Success #stdin #stdout 0.09s 27816KB
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stdin
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Standard input is empty
stdout
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6 5 0 8 19
0 8 0 5 13
7 8 8 7 30
5 3 7 7 22
18 24 15 27
https://ideone.com/pkO5ja
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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