1 files changed, 20 insertions, 0 deletions

diff --git a/mat/euler/6/prog.c b/mat/euler/6/prog.c
new file mode 100644
index 0000000..5a17cea
--- /dev/null
+++ b/mat/euler/6/prog.c
@@ -0,0 +1,20 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+int main (int argc, char ** argv) {
+	if (argc != 1+1) {
+		fprintf(stderr, "uporaba: %s <koliko>\nprimer: %s 100\n", argv[0], argv[0]);
+		return 1;
+	}
+	unsigned long int i = 1;
+	unsigned long int m = atoi(argv[1]);
+	unsigned long long int s = 0;
+	unsigned long long int z = 0;
+	for (i = 1; i <= m; i++) {
+		s = s + pow(i, 2);
+		z = z + i;
+	}
+	z = pow(z, 2);
+	fprintf(stdout, "konec. %lld - %lld = %lld\n", z, s, z-s);
+	return 0;
+}