void main()
{
int a,b,c;
nhap(a, b, c);
kttamgiac(a, b, c);
}
main()
{
lap:
system("cls");
int a,b,c;
printf("\nnhap ba canh cua tam giac: ");
scanf("%d%d%d",&a,&b,&c);
if(kttamgiac(a,b,c)==1)
{
printf("\n3 so nhap vao la ba canh cua tam giac!\n");
if(ktdeu(a,b,c)==1) printf("\nla tam giac deu!");
else
if(ktcan(a,b,c)==1) printf("\nla tam giac can!");
else
if(ktvuong(a,b,c)==1) printf("\nla tam giac vuong!");
else
if(ktvuongcan(a,b,c)==1) printf("\n la tam giac vuong can!");
else printf("\nla tam giac thuong!");
}
else printf("\nba so khong phai la ba canh cua tam giac!");
getch(); goto lap;
}
int ktvuong(int a,int b,int c)
{
int kt=0;
if(a*a==b*b+c*c||a*a+b*b==c*c||a*a+c*c==b*b&&kttamgiac(a,b,c)==1)kt=1;
return kt;
}
int ktdeu(int a,int b,int c)
{
int kt=0;
if(a==b&&b==c&&a==b&&kttamgiac(a,b,c)==1)kt=1;
return kt;
}
int ktcan(int a,int b,int c)
{
int kt=0;
if(a==b||b==c||c==a&&kttamgiac(a,b,c)==1)kt=1;
return kt;
}
