advent2019

commit 44696ec42c0aebc2ccc5fc61f13a7ff143657a5a
Author: bsandro <email@bsandro.tech>
Date:   Sun,  7 Dec 2025 00:23:12 +0200

init repo

Diffstat:
A
.gitignore
 | 
2
++
A
LICENSE
 | 
24
++++++++++++++++++++++++
A
Makefile
 | 
28
++++++++++++++++++++++++++++
A
inputs/.keep
 | 
0

4 files changed, 54 insertions(+), 0 deletions(-)
diff --git a/.gitignore b/.gitignore
@@ -0,0 +1,2 @@
+inputs/*.txt
+*.bin
diff --git a/LICENSE b/LICENSE
@@ -0,0 +1,24 @@
+BSD 2-Clause License
+
+Copyright (c) 2025, bsandro. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/Makefile b/Makefile
@@ -0,0 +1,28 @@
+.SUFFIXES:
+MAKEFLAGS+=-rR
+CFLAGS=-O3 -std=gnu99 -Werror -Wall -Wextra -ffast-math -I.
+ifeq ($(shell uname -m),riscv64)
+CFLAGS+=-mtune=sifive-u74
+else
+CFLAGS+=-mtune=native -march=native
+endif
+LDFLAGS=-lc -lm
+CC=clang
+
+.PHONY: clean
+
+%+run: %.bin
+	./$< < inputs/$*.txt
+
+%+test: %.bin
+	./$< < inputs/$*_test.txt
+
+.SECONDARY:
+%: %.bin
+	@:
+
+%.bin: %.c
+	${CC} $< $(CFLAGS) $(LDFLAGS) -o $@
+
+clean:
+	rm -f ./*.bin
diff --git a/inputs/.keep b/inputs/.keep