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  1. <?php
  2.  
  3. // your code goes here
  4.  
  5. $initData = [
  6. 	['id'=>1,'amount'=>10],
  7. 	['id'=>2,'amount'=>8],
  8. 	['id'=>3,'amount'=>7],
  9. 	['id'=>4,'amount'=>9],
  10. 	['id'=>5,'amount'=>8],
  11. 	['id'=>6,'amount'=>11],
  12. 	['id'=>7,'amount'=>8],
  13. 	['id'=>8,'amount'=>9],
  14. 	];
  15.  
  16. $res1 =[]; // to insert
  17. $res2 = []; //to insert total
  18.  
  19. $total = 0;
  20. $i=1;
  21. foreach($initData as $row){
  22. 	if($total+$row['amount']>20) {
  23. 		$res2[] = ['i'=>$i,'total'=>$total];
  24. 		foreach($tempArr as $data){
  25. 			$res1[] = $data;
  26. 		}
  27. 		$i++;
  28. 		$tempArr = [];
  29. 		$total = 0;
  30. 	} 
  31. 	$total += $row['amount'];
  32. 	$row['i'] = $i;
  33. 	$tempArr[] = $row;
  34. }
  35. 	if($total>0) {
  36. 		$res2[] = ['i'=>$i,'total'=>$total];
  37. 		foreach($tempArr as $data){
  38. 			$res1[] = $data;
  39. 		}
  40.  
  41. 	} 
  42.  
  43. 	print_r($res1);
  44. 	print_r($res2);
Success #stdin #stdout 0.02s 23828KB
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Array
(
    [0] => Array
        (
            [id] => 1
            [amount] => 10
            [i] => 1
        )

    [1] => Array
        (
            [id] => 2
            [amount] => 8
            [i] => 1
        )

    [2] => Array
        (
            [id] => 3
            [amount] => 7
            [i] => 2
        )

    [3] => Array
        (
            [id] => 4
            [amount] => 9
            [i] => 2
        )

    [4] => Array
        (
            [id] => 5
            [amount] => 8
            [i] => 3
        )

    [5] => Array
        (
            [id] => 6
            [amount] => 11
            [i] => 3
        )

    [6] => Array
        (
            [id] => 7
            [amount] => 8
            [i] => 4
        )

    [7] => Array
        (
            [id] => 8
            [amount] => 9
            [i] => 4
        )

)
Array
(
    [0] => Array
        (
            [i] => 1
            [total] => 18
        )

    [1] => Array
        (
            [i] => 2
            [total] => 16
        )

    [2] => Array
        (
            [i] => 3
            [total] => 19
        )

    [3] => Array
        (
            [i] => 4
            [total] => 17
        )

)
https://ideone.com/vRr5rA
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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