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2016 Update

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This commit is contained in:
Tina Müller 2016-12-05 22:15:40 +01:00
parent 948b86eafa
commit dcf5d15da3
7965 changed files with 139854 additions and 31002 deletions
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39
Task/Identity-matrix/Java/identity-matrix.java
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@ -1,30 +1,13 @@
public class IdentityMatrix {
public class PrintIdentityMatrix {
public static int[][] matrix(int n){
int[][] array = new int[n][n];
for(int row=0; row<n; row++){
for(int col=0; col<n; col++){
if(row == col){
array[row][col] = 1;
}
else{
array[row][col] = 0;
}
}
}
return array;
}
public static void printMatrix(int[][] array){
for(int row=0; row<array.length; row++){
for(int col=0; col<array[row].length; col++){
System.out.print(array[row][col] + "\t");
}
System.out.println();
}
}
public static void main (String []args){
printMatrix(matrix(5));
}
public static void main(String[] args) {
int n = 5;
int[][] array = new int[n][n];
IntStream.range(0, n).forEach(i -> array[i][i] = 1);
Arrays.stream(array)
.map((int[] a) -> Arrays.toString(a))
.forEach(System.out::println);
}
}
By Sani Yusuf @saniyusuf.