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- <?php
- $sum = 2;
- for ($i = 3; $i < 10000; $i+=2) {
- $flag = TRUE;
- for ($j = 2; $j <= sqrt($i); $j++) {
- if ($i % $j == 0) {
- $flag = FALSE;
- break;
- }
- }
- if ($flag) {
- $sum += $i;
- echo $i . "\n";
- }
- }
- echo $sum . "\n";
- ?>
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