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- <?php
- $inputSize = array_map('intval',explode(', ', readline()));
- $rows = $inputSize[0];
- $cols = $inputSize[1];
- $matrix = [];
- for ($row = 0; $row < $rows; $row++){
- $matrix[$row] = array_map('intval', explode(', ', readline()));
- }
- $max = 0;
- $startRow = 0;
- $startCol = 0;
- for ($row = 0; $row < count($matrix) - 1; $row++){
- for ($col = 0; $col < count($matrix[$row]) - 1; $col++){
- $currentSum = $matrix[$row][$col]
- + $matrix[$row][$col + 1]
- + $matrix[$row + 1][$col]
- + $matrix[$row + 1][$col + 1];
- if ($currentSum > $max){
- $max = $currentSum;
- $startRow = $row;
- $startCol = $col;
- }
- }
- }
- for ($row = $startRow; $row < $startRow + 2; $row++){
- for ($col = $startCol; $col < $startCol + 2; $col++){
- echo $matrix[$row][$col] . " ";
- }
- echo PHP_EOL;
- }
- echo $max;
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