Лабораторная работа №2 / laba2

#include <iostream.h>
#include <stdlib.h>
void main ()
{
	int a,b,c;
	cout<<"Enter the size of 'a' side: ";
	cin>>a;
	cout<<"Enter the size of 'b' side: ";
	cin>>b;
	cout<<"Enter the size of 'c' side: ";
	cin>>c;
	if (((a<=0)||(b<=0)||(c<=0))||((a>=b+c)||(b>=a+c)||(c>=a+b)))
	{
		cout<<"ERROR: Triangle is incorrect\n";
		exit (1);
	}
	if ((a==b)&(a==c)&(b==c))
	        cout<<"Triangle is 'ravnostoronniy'\n";
		else if ((a==b)||(b==c)||(a==c))
			cout<<"Triangle is 'ravnobedrenniy'\n";
	if ((a*a==(b*b+c*c))||(b*b==(a*a+c*c))||(c*c==(a*a+b*b)))
	{
		cout<<"Triangle is 'pryamougolniy'\n";
	}
	if ((a*a<(b*b+c*c))&(b*b<(a*a+c*c))&(c*c<(b*b+a*a)))
	{
		cout<<"Triangle is 'ostrougolniy'\n";
	}
	if ((a*a>(b*b+c*c))||(b*b>(a*a+c*c))||(c*c>(b*b+a*a)))
	{
		cout<<"Triangle is 'tupougolniy'\n";
	}}