From 4f39d3d6446d23bedb7cd14a68a08050cb734b58 Mon Sep 17 00:00:00 2001 From: 0niiC Date: Thu, 6 Nov 2025 15:07:10 +0700 Subject: [PATCH] Update 9.c --- proglabs/lab6/9.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/proglabs/lab6/9.c b/proglabs/lab6/9.c index 5afb800..559e57a 100644 --- a/proglabs/lab6/9.c +++ b/proglabs/lab6/9.c @@ -14,13 +14,12 @@ int main() { } int pr(long long x) { - if (x < 2) return 0; - if (x == 2 || x == 3) return 1; - if (x % 2 == 0 || x % 3 == 0) return 0; + if (n < 2) return 0; + if (n == 2 || x == 3) return 1; + if (n % 2 == 0 || n % 3 == 0) return 0; - for (long long i = 5; i * i <= x; i += 6) { - if (x % i == 0 || x % (i + 2) == 0) - return 0; - } + for (long long i = 5; i * i <= n; i += 6) { + if (n % i == 0 || n % (i + 2) == 0) + return 0;} return 1; }