Initial data commit

Task/Arithmetic-Integer/PHP/arithmetic-integer.php

@@ -0,0 +1,13 @@
+<?php
+$a = fgets(STDIN);
+$b = fgets(STDIN);
+
+echo
+    "sum:                 ", $a + $b, "\n",
+    "difference:          ", $a - $b, "\n",
+    "product:             ", $a * $b, "\n",
+    "truncating quotient: ", (int)($a / $b), "\n",
+    "flooring quotient:   ", floor($a / $b), "\n",
+    "remainder:           ", $a % $b, "\n",
+    "power:               ", $a ** $b, "\n"; // PHP 5.6+ only
+?>