<?php
    header('Content-type: text/plain; charset=utf-8');
    $digits=array(11,10,18,7,14,17,12,11);
    $size = count($digits);
    $sum = array_sum($digits);
    for ($i = 0; $i < $size-1; $i++) {
        $new_digits = array();
        for ($j = $i; $j < $size-1; $j++) {
            $new_digits[] = $digits[$j];
            $new_digits_sum = array_sum($new_digits);
            if ($new_digits_sum*2 == $sum) {
                $str = implode("+", $new_digits);
                echo $str." = ";
                $another_new_digits = array();
                for ($q = 0; $q < $i; $q++) {
                    $another_new_digits[] = $digits[$q];
                }
                for ($q = $j + 1; $q < $size; $q++)
                {
                    $another_new_digits[] = $digits[$q];
                }
                $str = implode("+", $another_new_digits);
                echo $str."\n";
            }
            if ($new_digits_sum == 100) {
                $str = implode("+", $new_digits);
                echo $str." = 100\n";
            }
        }
    }
    if ($sum == 100) {
    $str = implode("+", $digits);
    echo $str." = 100\n";
    }
?>