code1

#include <iostream>
using namespace std;

int main ()
{
	int D1;
	int D2;
	int D3;
	int M1;
	int M2;
	int M3;
	int Y1;
	int Y2;
	int Y3;
	int G;
	int L=0;
	int Valid=1;
	cout<<"Age Calculator\n";

	do
	{
	cout<<"\n Enter the date of the birth (DD MM YYYY): ";

		cin>> D1;
		cin>> M1;
		cin>> Y1;
	if (M1==1 || M1==3 || M1==5 || M1==7 || M1==9 || M1==11)
		int L=31;

	if (M1==4 || M1==6 || M1==8 || M1==10 || M1==12)
		int L=30;

	if (M1==2)
		int L=29;

	if (D1<1 || D1>L)
		{
		cout<<"InValid Date. Enter Again"<<endl;
		int Valid=0;
		}

	else if (M1<1 || M1>12)
		{
		cout<<"InValid Date. Enter Again"<<endl;
		int Valid=0;
		}

	else if (Y1<0 || Y1>2011)
		{
		cout<<"InValid Date. Enter Again"<<endl;
		int Valid=0;
		}

	} while (Valid=0);


	cout<<"\n Enter second day of the month (01-31): ";

	cin>> D2;

	cout<<"\n Enter second month: ";

	cin>> M2;

	cout<<"\n Enter the second year: ";

	cin>> Y2;























}