From 190507a0a05e7a6292b41bec529910ecfcbb69fb Mon Sep 17 00:00:00 2001
From: sijanec <sijanecantonluka@gmail.com>
Date: Thu, 3 Dec 2020 17:08:39 +0100
Subject: =?UTF-8?q?kon=C4=8Danih=20prvih=2010=20eulerjevih=20problemobv?=
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---
 mat/euler/2/Makefile |   2 ++
 mat/euler/2/a.out    | Bin 0 -> 8432 bytes
 mat/euler/2/prog.c   |  33 +++++++++++++++++++++++++++++++++
 3 files changed, 35 insertions(+)
 create mode 100644 mat/euler/2/Makefile
 create mode 100755 mat/euler/2/a.out
 create mode 100644 mat/euler/2/prog.c

(limited to 'mat/euler/2')

diff --git a/mat/euler/2/Makefile b/mat/euler/2/Makefile
new file mode 100644
index 0000000..2def8af
--- /dev/null
+++ b/mat/euler/2/Makefile
@@ -0,0 +1,2 @@
+default:
+	gcc prog.c
diff --git a/mat/euler/2/a.out b/mat/euler/2/a.out
new file mode 100755
index 0000000..5b7faf9
Binary files /dev/null and b/mat/euler/2/a.out differ
diff --git a/mat/euler/2/prog.c b/mat/euler/2/prog.c
new file mode 100644
index 0000000..607417c
--- /dev/null
+++ b/mat/euler/2/prog.c
@@ -0,0 +1,33 @@
+#include <stdio.h>
+#include <stdlib.h>
+int main (int argc, char ** argv) {
+	if (argc != 1+2) {
+		fprintf(stderr, "uporaba: %s <max> <delitelj>\nprimer, ki sešteje vsa liha fibonačijeva števila do 2M: %s 2000000 -2\nče je deljenec negativen, se seštejejo števila, ki NISO deljiva z deliteljem\n", argv[0], argv[0]);
+		return 1;
+	}
+	unsigned long int s = strtoll(argv[1], NULL, 10); // makSimalno
+	unsigned long int d = strtoll(argv[2], NULL, 10); // Delitelj
+	unsigned short int o = (llabs(d) == d);
+	d = llabs(d);
+	unsigned long int i = 1;
+	unsigned long int j = 2;
+	unsigned long int c = 0; // Carry
+	unsigned long int e = 0; // sEštevek
+	while (i <= s) {
+		fprintf(stderr, "i = %ld, seštevek = %ld\n", i, e);
+		if (o) {
+			if (i % d == 0) {
+				e = e + i;
+			}
+		} else {
+			if (i % d != 0) {
+				e = e + i;
+			}
+		}
+		c = i + j;
+		i = j;
+		j = c;
+	}
+	fprintf(stdout, "\rseštevek števil do %ld, ki z %ld %s deljiva: %ld\n", s, d, o ? "so" : "niso", e);
+	return 0;
+}
-- 
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