5 files changed, 42 insertions, 0 deletions

diff --git a/mat/advent/8/Makefile b/mat/advent/8/Makefile
new file mode 100644
index 0000000..ec92f02
--- /dev/null
+++ b/mat/advent/8/Makefile
@@ -0,0 +1,3 @@
+default:
+	gcc prog.c
+	gcc vsota.c -ovsota
diff --git a/mat/advent/8/a.out b/mat/advent/8/a.out
new file mode 100755
index 0000000..9fea777
--- /dev/null
+++ b/mat/advent/8/a.out
diff --git a/mat/advent/8/prog.c b/mat/advent/8/prog.c
new file mode 100644
index 0000000..172cbe0
--- /dev/null
+++ b/mat/advent/8/prog.c
@@ -0,0 +1,28 @@
+#include <stdio.h>
+#include <stdlib.h>
+int main (int argc, char ** argv) {
+	if (argc != 1+3) {
+		fprintf(stderr, "uporaba: %s <od> <do> <n>\nprimer: %s 1000 9999 8499\n", argv[0], argv[0]);
+		return 1;
+	}
+	unsigned long long int o = strtoull(argv[1], NULL, 10);
+	unsigned long long int d = strtoull(argv[2], NULL, 10);
+	unsigned long long int n = strtoull(argv[3], NULL, 10);
+	unsigned long long int i = o;
+	unsigned long long int j = o;
+	unsigned long long int s = 0;
+	for (i = o; i <= d; i++) {
+		fprintf(stderr, "\rpreostane še %llu iteracij", n-i);
+		s = 0;
+		for (j = o; j <= d; j++) {
+			if (j == i)
+				continue;
+			s += j;
+		}
+		if (n * i == s)
+			break;
+	}
+	fprintf(stdout, "\rče seštejemo vsa števila od %llu do %llu, razen %llu, bo\n"
+			"vsota vseh %llu, kar je %llu*%llu.\n", o, d, i, s, n, i);
+	return 0;
+}
diff --git a/mat/advent/8/vsota b/mat/advent/8/vsota
new file mode 100755
index 0000000..7581730
--- /dev/null
+++ b/mat/advent/8/vsota
diff --git a/mat/advent/8/vsota.c b/mat/advent/8/vsota.c
new file mode 100644
index 0000000..50d4ef6
--- /dev/null
+++ b/mat/advent/8/vsota.c
@@ -0,0 +1,11 @@
+#include <stdio.h>
+#include <stdlib.h>
+int main (int argc, char ** argv) {
+	unsigned long long int a = 0;
+	unsigned long long int i = 0;
+	for (i = 1000; i <= 9999; i++) {
+		a += i;
+	}
+	fprintf(stdout, "rezultat vsote je: %llu\n", a);
+	return 0;
+}