4 files changed, 79 insertions, 0 deletions

diff --git a/inf/priprave/dn/.gitignore b/inf/priprave/dn/.gitignore
new file mode 100644
index 0000000..a32bbeb
--- /dev/null
+++ b/inf/priprave/dn/.gitignore
@@ -0,0 +1,4 @@
+*
+!*/
+!*.*
+!Makefile
diff --git a/inf/priprave/dn/1a.c b/inf/priprave/dn/1a.c
new file mode 100644
index 0000000..84b2c08
--- /dev/null
+++ b/inf/priprave/dn/1a.c
@@ -0,0 +1,26 @@
+#include <stdio.h>
+#include <stdlib.h>
+/* https://codeforces.com/group/Eu6CNrz8hK/contest/349888/problem/A */
+int main (void) { /* TIL: od ISO C11 je to legalno */
+	unsigned short int num1 = 9;
+	unsigned short int num2 = 10;
+	int c;
+	while (getchar() != '\n');
+	while (1) {
+		if ((c = getchar()) == EOF)
+			break;
+		if (c == '\n')
+			num2 = 9;
+		if (c <= '9' && c >= '1')
+#define num (*(num2 > 9 ? &num1 : &num2))
+			if (c-'0' < num)
+				num = c-'0';
+	}
+	if (num1 == num2)
+		printf("%d\n", num1);
+	else if (num1 < num2)
+		printf("%d%d\n", num1, num2);
+	else
+		printf("%d%d\n", num2, num1);
+	return 0;
+}
diff --git a/inf/priprave/dn/1b.c b/inf/priprave/dn/1b.c
new file mode 100644
index 0000000..8f4f4d3
--- /dev/null
+++ b/inf/priprave/dn/1b.c
@@ -0,0 +1,34 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+int main (void) {
+	int a, b, n;
+	char buf[128];
+	char * cp = buf;
+	fgets(buf, 128, stdin);
+	buf[128] = '\0';
+	a = strtol(cp, &cp, 10);
+	if (!cp)
+		return 1;
+	cp++;
+	b = strtoll(cp, &cp, 10);
+	if (!cp)
+		return 2;
+	n = strtol(cp, &cp, 10);
+	if (a == 0) {
+		puts("5\n");
+		return 0;
+	}
+	if (b%a) {
+		puts("No solution\n");
+		return 0;
+	}
+	b /= a;
+	for (int i = -1000; i <= 1000; i++) /* mam 2 sekundi */
+		if (pow(i, n) == b) {
+			printf("%d\n", i);
+			return 0;
+		}
+	puts("No solution\n");
+	return 0;
+}
diff --git a/inf/priprave/dn/Makefile b/inf/priprave/dn/Makefile
new file mode 100644
index 0000000..1dd50ea
--- /dev/null
+++ b/inf/priprave/dn/Makefile
@@ -0,0 +1,15 @@
+CFLAGS += -Wextra -Wall -pedantic -g -O0 -finput-charset=UTF-8 -fanalyzer -fextended-identifiers
+LDFLAGS += -lm
+CC ?= cc
+SHELL ?= /bin/sh
+cbins := $(subst .c,,$(wildcard *.c))
+asmbins := $(subst .asm,,$(wildcard *.asm))
+default: $(cbins) $(asmbins)
+%: %.c
+	$(CC) $(CFLAGS) $< -o$@ $(LDFLAGS)
+%: %.asm
+	# za zdaj sicer še ni ničesar v zbornem jeziku, mogoče pa bo ...
+	nasm -f elf $< && ld -m elf_i386 -s -o $@ $@.o
+.PHONY: clean
+clean:
+	rm -f $(bins) $(asmbins) *.o