From 94b39e92b8c54b9df34c0f083edfc9a40ceb9f15 Mon Sep 17 00:00:00 2001 From: "18218461270@163.com" <18218461270@163.com> Date: Fri, 8 Aug 2025 17:02:56 +0800 Subject: [PATCH] update chapter2 homework --- homework/chapter2/tneg_4.c | 21 --------------------- 1 file changed, 21 deletions(-) delete mode 100644 homework/chapter2/tneg_4.c diff --git a/homework/chapter2/tneg_4.c b/homework/chapter2/tneg_4.c deleted file mode 100644 index ead1932..0000000 --- a/homework/chapter2/tneg_4.c +++ /dev/null @@ -1,21 +0,0 @@ -#include -#include - -/* -* Generate mask indicating rightmost 1 in x. -* For example 0xFF00 -> 0x0100, and 0x6600 --> 0x0200. -* If x == 0, then return 0. -*/ -int rightmost_one(unsigned x) { - return x & -x; -} - -int main() { - for (unsigned x = 0; ; x++) { - assert((x == 0 && rightmost_one(x) == 0) || (x != 0 && rightmost_one(x) == (1 << __builtin_ctz(x)))); - - if (x == UINT_MAX) { - break; - } - } -} \ No newline at end of file