4 files changed, 103 insertions, 0 deletions

diff --git a/skripti/fienta_availability.sh b/skripti/fienta_availability.sh
new file mode 100755
index 0000000..79018ee
--- /dev/null
+++ b/skripti/fienta_availability.sh
@@ -0,0 +1,44 @@
+#!/bin/bash
+set -e
+if [ x$1 = x ]
+then
+	echo uporaba: $0 spoznavni-zur-fri [sekund] >&2
+	echo če je 2. argument nastavljen, program ne exita in v neskončnost piše timestampane podatke o zasedenosti, sicer outputa samo enkrat podatke o zasedenosti brez timestampov >&2
+	echo če sta prvi argument dve mali črki, se izpišejo prosta mesta za vse evente v državi s to kodo države >&2
+	exit 1
+fi
+fienta_availability() {
+	p=`rev <<<$0 | cut -d/ -f1 | rev`
+	t=`mktemp -p "" $p.XXX`
+	page=`curl --no-progress-meter --fail-with-body --cookie $t --cookie-jar $t https://fienta.com/$1`
+	token=`tr '<' $'\n' <<<$page | grep _token | cut -d\" -f6`
+	items=`grep -o 'data-id="[0-9]*"' <<<$page | cut -d \" -f2`
+	postbody=`for item in $items; do echo -n "&qty%5B$item%5D=1000000"; done`
+	curl --no-progress-meter --cookie $t --cookie-jar $t https://fienta.com/$1 -X POST -H 'X-Requested-With: XMLHttpRequest'  --data-raw "_token=$token$postbody" | tr ']' $'\n' | grep "availability has been changed" | sed -E 's/.*"qty.([0-9]*)":."Sorry, \\"(.*)\\" availability has been changed meanwhile. We only have ([0-9]*) places* left.*/\1\t\2\t\3/g'
+	rm $t
+}
+fienta_all() {
+	all=`curl --no-progress-meter --fail-with-body https://fienta.com/?country=$1 | grep ?utm_source=fienta-search | grep -v /s/ | cut -d/ -f4 | cut -d? -f1 | tr $'\n' ' '`
+	for slug in $all
+	do
+		fienta_availability $slug | sed -e "s/^/$slug\t/"
+	done
+}
+fienta_entry() {
+	if [ `wc -c <<<$1` -eq 3 ]
+	then
+		fienta_all $1
+	else
+		fienta_availability $1
+	fi
+}
+if [ x$2 = x ]
+then
+	fienta_entry $1
+else
+	while :
+	do
+		fienta_entry $1 | sed -e "s/^/`date +%s`\t/"
+		sleep $2
+	done
+fi
diff --git a/šola/aps1/dn/osvetlitev/Makefile b/šola/aps1/dn/osvetlitev/Makefile
new file mode 100644
index 0000000..2d78386
--- /dev/null
+++ b/šola/aps1/dn/osvetlitev/Makefile
@@ -0,0 +1,4 @@
+program: resitev.cpp
+	g++ -Wall -Wextra -pedantic -Wformat-security -std=c++20 -o$@ $<
+clean:
+	rm program
diff --git a/šola/aps1/dn/osvetlitev/in.txt b/šola/aps1/dn/osvetlitev/in.txt
new file mode 100644
index 0000000..76b90fe
--- /dev/null
+++ b/šola/aps1/dn/osvetlitev/in.txt
@@ -0,0 +1,9 @@
+30
+7
+10 2
+23 2
+14 1
+4 1
+14 4
+11 5
+1 2
diff --git a/šola/aps1/dn/osvetlitev/resitev.cpp b/šola/aps1/dn/osvetlitev/resitev.cpp
new file mode 100644
index 0000000..0a17f31
--- /dev/null
+++ b/šola/aps1/dn/osvetlitev/resitev.cpp
@@ -0,0 +1,46 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+struct event {
+	int pos;
+	bool tip; // true za začetek, false za konec
+};
+int compar_events (const void * a, const void * b) {
+	if (((struct event *) a)->pos == ((struct event *) b)->pos)
+		return 0;
+	if (((struct event *) a)->pos < ((struct event *) b)->pos)
+		return -1;
+	return 1;
+}
+int main (void) {
+	struct event events[20000];
+	int M, N, x, d;
+	scanf("%d %d", &M, &N);
+	for (int i = 0; i < N; i++) {
+		scanf("%d %d", &x, &d);
+		events[2*i].pos = x-d >= 0 ? x-d : 0;
+		events[2*i].tip = true;
+		events[2*i+1].pos = x+d <= M ? x+d : M;
+		events[2*i+1].tip = false;
+	}
+	qsort(events, 2*N, sizeof events[0], compar_events);
+	int osv = 0;
+	int depth = 0;
+	int start;
+	for (int i = 0; i < 2*N; i++) {
+		// fprintf(stderr, "pos=%d\ttip=%d\n", events[i].pos, events[i].tip);
+		if (events[i].tip == true) {
+			if (depth == 0)
+				start = events[i].pos;
+			depth++;
+		}
+		if (events[i].tip == false) {
+			depth--;
+			if (depth == 0)
+				osv += events[i].pos - start;
+		}
+	}
+	if (depth != 0)
+		fprintf(stderr, "depth == %d\n", depth);
+	printf("%d\n", M-osv);
+}