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Issue #1536 - [BUG] check_prime.cpp returns incorrect output for 9 (#1537)

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Co-authored-by: Idrish Laxmidhar <idrish.l@hcl.com>
Co-authored-by: Vishal Sharma <mrvishalsharma@users.noreply.github.com>
Co-authored-by: David Leal <halfpacho@gmail.com>
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codingbbq 2021-07-22 23:38:28 +05:30 committed by GitHub
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math/check_prime.cpp
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@ -29,7 +29,7 @@ bool is_prime(T num) {
return 0; return 0;
} }
if (num >= 3) { if (num >= 3) {
for (T i = 3; (i * i) < (num); i = (i + 2)) { for (T i = 3; (i * i) <= (num); i = (i + 2)) {
if ((num % i) == 0) { if ((num % i) == 0) {
result = false; result = false;
break; break;