10 lines
258 B
PHP
10 lines
258 B
PHP
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<?php
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//Write a program or solve manually to find the smallest positive number that is evenly divisible by all of the numbers from 1 to 20.
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$m3 = range(3, 1000, 3);
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$m5 = range(5, 1000, 5);
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$all = array_unique(array_merge($m3,$m5));
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echo array_sum($all);
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