<?php $money = trim(fgets(STDIN))*100; $money += trim(fgets(STDIN))*25; $money += trim(fgets(STDIN))*1; $money = $money % 1000; $coin = floor($money / 100); $money = $money % 100; $coin += floor($money / 25); $money = $money % 25; $coin += $money; echo $coin.PHP_EOL;