#include<iostream>
#include<string>
using namespace std;



void main()
{
	//char s1[1000];
	//char s2[1000];

	//cin.getline(s1,1000);
	//cin.getline(s2,1000);

	//// <0 , >0, == 0
	////<0 when s1 is less than s2
	////>0 when s1 is greater than s2
	////lexographical comparison
	//if(strcmp(s1,s2) == 0)
	//{
	//	cout << "Same" << endl;
	//}
	//else
	//{
	//	cout << "Different" << endl;
	//	cout << strcmp(s1,s2) << endl;
	//}

	//if(stricmp(s1,s2) == 0)
	//{
	//	cout << "Same (case insensitive)" << endl;
	//}
	//else
	//{
	//	cout << "Different (case insensitive)" << endl;
	//}

	////only compares the first n chars
	//if(strncmp(s1,s2,4) == 0)
	//{
	//	cout << "Same (first four chars)" << endl;
	//}
	//else
	//{
	//	cout << "Different  (first four chars)" << endl;
	//}

	////only compares the first n chars
	//if(strnicmp(s1,s2,4) == 0)
	//{
	//	cout << "Same (first four chars, case insensitive)" << endl;
	//}
	//else
	//{
	//	cout << "Different  (first four chars, case insensitive)" << endl;
	//}

	////not for c-style strings
	////if(s1 == s2)
	////{
	////}

	char s3[1000];
	cin.getline(s3,1000);

	//cout << s3 + 7 << endl;
	char lastPart[123];
	//strcpy(lastPart, s3+2);
	//cout << lastPart << endl;

	if(strchr(s3,'z') != NULL)
	{
		cout << "Found a z" << endl;
		cout << strchr(s3,'z') << endl;
	}
	else
	{
		cout << "Did not find a z" << endl;
	}

	if(strstr(s3,"Waldo") != NULL)
	{
		cout << "Found Waldo" << endl;
		cout << strstr(s3,"Waldo") << endl;
	}
	else
	{
		cout << "Did not find Waldo" << endl;
	}

	int count = 0;
	char* p = strchr(s3, 'a');
	while(p != NULL)
	{
		count++;
		p = strchr(p + 1, 'a');
	}

	cout << "There are " << count << " a's in " << s3 << endl;


}