Question

java program : 1)
. . . . 1
. . . 2 2
. . 3 3 3
. 4 4 4 4
5 5 5 5 5
2) 1
1 2 3
1 2 3 4 5
1 2 3 4 5 6 7
1 2 3 4 5 6 7 8 9

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Answer 1

I didn't get the first one

my handwriting is not good cause I wrote it in a hurry