zadania ktore byly pod reka

zad_dom5/1_1/main.c

@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main()
+{
+    FILE *fptr;
+
+    fptr = fopen("long_text.txt", "w");
+    fprintf(fptr, "0123456789");
+
+    fptr = freopen("long_text.txt","a",fptr);
+
+    for(int i = 0; i < 10000-1; i++)
+    {
+        fprintf(fptr, "0123456789");
+    }
+
+    fclose(fptr);
+}

zad_dom5/1_2/main.c

@@ -0,0 +1,63 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+
+int main()
+{
+        //width, height, and bitcount are the key factors:
+    int32_t width = 64;
+    int32_t height = 64;
+    uint16_t bitcount = 24;//<- 24-bit bitmap
+
+    //take padding in to account
+    int width_in_bytes = ((width * bitcount + 31) / 32) * 4;
+
+    //total image size in bytes, not including header
+    uint32_t imagesize = width_in_bytes * height;
+
+    //this value is always 40, it's the sizeof(BITMAPINFOHEADER)
+    const uint32_t biSize = 40;
+
+    //bitmap bits start after headerfile, 
+    //this is sizeof(BITMAPFILEHEADER) + sizeof(BITMAPINFOHEADER)
+    const uint32_t bfOffBits = 54; 
+
+    //total file size:
+    uint32_t filesize = 54 + imagesize;
+
+    //number of planes is usually 1
+    const uint16_t biPlanes = 1;
+
+    //create header:
+    //copy to buffer instead of BITMAPFILEHEADER and BITMAPINFOHEADER
+    //to avoid problems with structure packing
+    unsigned char header[54] = { 0 };
+    memcpy(header, "BM", 2);
+    memcpy(header + 2 , &filesize, 4);
+    memcpy(header + 10, &bfOffBits, 4);
+    memcpy(header + 14, &biSize, 4);
+    memcpy(header + 18, &width, 4);
+    memcpy(header + 22, &height, 4);
+    memcpy(header + 26, &biPlanes, 2);
+    memcpy(header + 28, &bitcount, 2);
+    memcpy(header + 34, &imagesize, 4);
+
+    //prepare pixel data:
+    unsigned char* buf = malloc(imagesize);
+    for(int row = height - 1; row >= 0; row--)
+    {
+        for(int col = 0; col < width; col++)
+        {
+            buf[row * width_in_bytes + col * 3 + 0] = rand()%256;//blue
+            buf[row * width_in_bytes + col * 3 + 1] = rand()%256;//green
+            buf[row * width_in_bytes + col * 3 + 2] = rand()%256;//red
+        }
+    }
+
+    FILE *fout = fopen("test.bmp", "wb");
+    fwrite(header, 1, 54, fout);
+    fwrite((char*)buf, 1, imagesize, fout);
+    fclose(fout);
+    free(buf);
+}

zad_dom5/1_3/main.c

@@ -0,0 +1,63 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+
+int main()
+{
+        //width, height, and bitcount are the key factors:
+    int32_t width = 64;
+    int32_t height = 64;
+    uint16_t bitcount = 24;//<- 24-bit bitmap
+
+    //take padding in to account
+    int width_in_bytes = ((width * bitcount + 31) / 32) * 4;
+
+    //total image size in bytes, not including header
+    uint32_t imagesize = width_in_bytes * height;
+
+    //this value is always 40, it's the sizeof(BITMAPINFOHEADER)
+    const uint32_t biSize = 40;
+
+    //bitmap bits start after headerfile, 
+    //this is sizeof(BITMAPFILEHEADER) + sizeof(BITMAPINFOHEADER)
+    const uint32_t bfOffBits = 54; 
+
+    //total file size:
+    uint32_t filesize = 54 + imagesize;
+
+    //number of planes is usually 1
+    const uint16_t biPlanes = 1;
+
+    //create header:
+    //copy to buffer instead of BITMAPFILEHEADER and BITMAPINFOHEADER
+    //to avoid problems with structure packing
+    unsigned char header[54] = { 0 };
+    memcpy(header, "BM", 2);
+    memcpy(header + 2 , &filesize, 4);
+    memcpy(header + 10, &bfOffBits, 4);
+    memcpy(header + 14, &biSize, 4);
+    memcpy(header + 18, &width, 4);
+    memcpy(header + 22, &height, 4);
+    memcpy(header + 26, &biPlanes, 2);
+    memcpy(header + 28, &bitcount, 2);
+    memcpy(header + 34, &imagesize, 4);
+
+    //prepare pixel data:
+    unsigned char* buf = malloc(imagesize);
+    for(int row = height - 1; row >= 0; row--)
+    {
+        for(int col = 0; col < width; col++)
+        {
+            buf[row * width_in_bytes + col * 3 + 0] = 0;//blue
+            buf[row * width_in_bytes + col * 3 + 1] = 0;//green
+            buf[row * width_in_bytes + col * 3 + 2] = 0;//red
+        }
+    }
+
+    FILE *fout = fopen("test.bmp", "wb");
+    fwrite(header, 1, 54, fout);
+    fwrite((char*)buf, 1, imagesize, fout);
+    fclose(fout);
+    free(buf);
+}

zad_dom6/1/wizytowki.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!DOCTYPE card[
+	<!ELEMENT card (name, surname, email, phone, address)>
+	<!ELEMENT name (#PCDATA)>
+	<!ELEMENT surname (#PCDATA)>
+	<!ELEMENT email (#PCDATA)>
+	<!ELEMENT phone (#PCDATA)>
+	<!ELEMENT address (#PCDATA)>
+	<!ELEMENT services (#PCDATA)>
+]>
+<card>
+	<name>Joe</name>
+	<surname>Doe</surname>
+	<email>joe.doe@mails.net</email>
+	<phone>555-0100</phone>
+	<address>Knowhere</address>
+</card>

zad_dom6/2/plik_dtd.dtd

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8" ?>
+
+<!ELEMENT znajomi (name, surname, email, phone, address, services+)>
+<!ELEMENT name (#PCDATA)>
+<!ELEMENT surname (#PCDATA)>
+<!ELEMENT email (#PCDATA)>
+<!ELEMENT phone (#PCDATA)>
+<!ELEMENT address (#PCDATA)>
+<!ELEMENT services (#PCDATA)>

zad_dom6/2/wizytowki.xml

@@ -0,0 +1,9 @@
+<!DOCTYPE znajomi SYSTEM "plik_dtd.dtd">
+<znajomi>
+	<name>Joe</name>
+	<surname>Doe</surname>
+	<email>joe.doe@mails.net</email>
+	<phone>555-0100</phone>
+	<address>Knowhere</address>
+	<services>cleanup</services>
+</znajomi>

zad_dom6/3/dodane_dtd.xml

@@ -0,0 +1,67 @@
+<!DOCTYPE spis_powszechny[
+	<!ELEMENT spis_powszechny (date,address,person+)>
+	<!ELEMENT date (year, month,day)>
+	<!ELEMENT year (#PCDATA)>
+	<!ELEMENT month (#PCDATA)>
+	<!ELEMENT day (#PCDATA)>
+	<!ELEMENT address (street, city, county, country, postalcode)>
+	<!ELEMENT street (#PCDATA|unit)*>
+	<!ELEMENT unit (#PCDATA)>
+	<!ELEMENT city (#PCDATA)>
+	<!ELEMENT county (#PCDATA)>
+	<!ELEMENT country (#PCDATA)>
+	<!ELEMENT postalcode (#PCDATA)>
+	<!ELEMENT person (name, age, gender)>
+	<!ELEMENT name (first, last, junior?)>
+	<!ELEMENT first (#PCDATA)>
+	<!ELEMENT last (#PCDATA)>
+	<!ELEMENT junior (#PCDATA)>
+	<!ELEMENT age (#PCDATA)>
+	<!ELEMENT gender (#PCDATA)>
+	<!ATTLIST spis_powszechny rachmistrz CDATA #REQUIRED>
+	<!ATTLIST person employed (fulltime|parttime) #IMPLIED>
+	<!ATTLIST person id CDATA #REQUIRED>
+]>
+
+<spis_powszechny rachmistrz="3163">
+ <date>
+	<year>2021</year>
+	<month>5</month>
+	<day>11</day>
+ </date>
+ <address>
+ 	<street>
+ 		Lane 111
+ 		<unit>4</unit>
+ 	</street>
+ 	<city>Big City</city>
+ 	<county>Greenwood</county>
+ 	<country>Ooo</country>
+ 	<postalcode>88-112</postalcode>
+ </address>
+ <person employed="fulltime" id="123098665">
+	<name>
+		<first>Miron</first>
+		<last>Baar</last>
+		<junior />
+	</name>
+	<age>39</age>
+	<gender>male</gender>
+ </person>
+ <person employed="parttime" id="020398665">
+	<name>
+		<first>Marion</first>
+		<last>Brug-Baar</last>
+	</name>
+	<age>36</age>
+	<gender>female</gender>
+ </person>
+	<person id="986650203">
+	<name>
+		<first>Barble</first>
+		<last>Baar</last>
+	</name>
+	<age>11</age>
+	<gender>male</gender>
+ </person>
+</spis_powszechny>

zad_dom7/library.json

@@ -0,0 +1,56 @@
+{
+	"library":{
+		"books":[
+		{
+			"title":"Library manual",
+			"author":"librarian",
+			"publication_year":1999
+		},
+		{
+			"title":"The Hobbit: There and Back Again",
+			"author":"J. R. R. Tolkien",
+			"publication_year":1937
+		},
+		{
+			"title":"Dunno",
+			"author":"Dude",
+			"publication_year":2000
+		},
+		{
+			"title":"What is this?",
+			"author":"Unknown",
+			"publication_year":1950
+		},
+		{
+			"title":"The book that doesn't exist",
+			"author":"Noone",
+			"publication_year":2137
+		},
+		{
+			"title":"???",
+			"author":"???",
+			"publication_year":1950
+		},
+		{
+			"title":"why am I doing this",
+			"author":"me",
+			"publication_year":2024
+		},
+		{
+			"title":"why am I doing this II: why oh why",
+			"author":"me",
+			"publication_year":2024
+		},
+		{
+			"title":"Encyclopedia of Rocks and Stones",
+			"author":"DRG Mission Control",
+			"publication_year":3000
+		},
+		{
+			"title":"Library manual, part 5",
+			"author":"librarian",
+			"publication_year":2000
+		}
+		]
+	}
+}

zad_dom7/orders.csv

@@ -0,0 +1,11 @@
+date;product;price per item;price per unit;amount
+26.12.2006;pencil; $1,00 ;;5
+20.04.2007;paperclips; $0,35 ;;250
+09.11.2009;blank DVD; $3,00 ;;30
+05.01.2011;5 cm steel nails;; $10,00 ;5kg
+30.08.2011;notebook 50 pages; $3,50 ;;4
+19.02.2014;fridge; $700,00 ;;1
+14.11.2014;cat in a bag;;;?
+06.11.2017;toster; $50,00 ;;1
+17.09.2018;Blue ABS Filament; $29,99 ;;10
+01.10.2020;Keys; $0,01 ;;1