8-9 lab

lab8.cpp

#include <iostream>
#include <time.h>
#include <iomanip>
#include <conio.h>
using namespace std;
bool flag;
void random(int **a,int n1,int n2)//filling massive of random numbers
{
	for (int n=0;n<n1;n++)
		for (int k=0;k<n2;k++)
			a[n][k]=rand()%100;
}
void input(int **a,int n1,int n2)//filling massive manually
{
	for (int n=0;n<n1;n++)
		for (int k=0;k<n2;k++)
		{
			cout<<"a["<<n<<"]["<<k<<"]=";
			cin>>a[n][k];
		}
}
void outmassive(int **a,int n1,int n2)//output massive
{
	for (int n=0;n<n1;n++)
	{
		for (int k=0;k<n2;k++)
			cout<<setw(5)<<a[n][k];
		cout<<endl;
	}
}
void out(int **a,int n, int k, int&num,int&qua)//output recent element
{
	num++;//number of outputed elements
	cout<<setw(3)<<a[n][k];
}
void zmeyka(int **a,int n1, int n2,int qua)//output zmeykoy
{
	cout<<endl;
	int up=0,down=n1,right=n2,left=0,num=0;//mezhi vyvoda
	while(!(num>=qua))//output zmeykoy
	{
		for (int i=left;i<right;i++)
			out(a,left,i,num,qua);
		if (num>=qua) break;
		for (int i=up+1;i<down;i++)
			out(a,i,right-1,num,qua);
		if (num>=qua) break;
		for (int i=right-2;i>=left;i--)
			out(a,down-1,i,num,qua);
		if (num>=qua) break;
		for (int i=down-2;i>=up+1;i--)
			out(a,i,left,num,qua);
		up++;//zvuzyty mezhi
		down--;
		left++;
		right--;
	}
	cout<<endl;
}
void main()
{
	cout<<"executer is Vadym Goloveychuk, is22\ninput rows and coluns\n\n";
	srand(time(0));
	int n1,n2;//number of rows and columns
	cout<<"enter number of rows and columns"<<endl;
	cin>>n1>>n2;
	int **a=new int* [n1];//dvovymerny dynamic massive
	for(int k=0; k<n1;k++) a[k]=new int[n2];//dvovymerny dynamic massive
	int key;//switcher
	do
	{
		cout<<"1. enter\n2. random\n";
		key=getch();
		switch(key)//switching
		{
		case '1': input(a,n1,n2);flag=1;break;//manually inputting
		case '2': random(a,n1,n2);flag=1;break;//random
		default: cout<<"you entered other number"<<endl;
		}
	}while (!flag);
	int qua=n1*n2;//number of elements,counter
	outmassive(a,n1,n2);//output massive
	zmeyka(a,n1,n2,qua);//output zmeykoy
	system("pause");
}

lab9.cpp

#include <iostream>
#include <string.h>
#include <conio.h>
using namespace std;
int n=100;
void del(char *b,char **mas,int&num,char *b_new)//deleting lexems
{
	char *b_copy=new char[n];//copy of source string
	char *item=new char[n];//lexem of source string
	bool flag=0;//flag of existing
	char space[]=" ";//space symbol
	strcpy(b_copy,b);//b to b_copy
	item=strtok(b_copy," ");//first lexem
	while (item)//all lexems
	{
		for (int i=0;i<num;i++)
			if (strcmpi(mas[i],item)==0)//comparing lexems with words
				flag=1;//exist
		if (!flag)
		{
			strcat(b_new,item);//add to b_new curent item
			strcat(b_new,space);//ad to b_new space symbol
		}
		flag=0;
		item=strtok(NULL," ");//next lexems
	}
}
void lexemy(char *a,char **mas,int&num)
{
	char *a_copy=new char[n];//copy of words string
	char *item=new char[n];//current word
	strcpy(a_copy,a);//copy word string to a_copy
	item=strtok(a_copy," ");//first lexem
	while (item)//all lexems
	{
		mas[num]=item;//save lexems
		num++;//next element/number of elements
		item=strtok(NULL," ");//next lexems
	}
}
void main()
{
	char *a=new char[n];//words string
	char *b=new char[n];//source string
	char *b_new=new char[n];//processed source string
	char **mas=new char* [n];//massive of lexems
	*b_new='\0';//initialize processed source string
	int num=0;//number of elements
	cout<<"Exexuter is Goloveychuk Vadym, is-22\nenter source string:"<<endl;
	gets(b);//input source string
	cout<<"enter string of words to delete:"<<endl;
	gets(a);//input words string
	lexemy(a,mas,num);//split string to lexems
	del(b,mas,num,b_new);//delete lexems
	cout<<"after deletting:"<<endl;
	puts(b_new);//output processed string
	system("pause");
}