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How to get the number of letters of inputted words?

micros24 (6)
How do you get the lowercase and uppercase letter count of a inputted word?

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  #include <iostream>
using namespace std;

int main()
{
	char word[100];
	int count[100];
	int count2[100];
	
	
	//Basic I/O
	cout<<"Enter the word: ";
	gets(word);


	//To initialize to 0
	for(int i=0; i <= 100; i++)
	{
		count[i] = 0;
		count2[i] = 0;
	}
	
	
	//For getting the count of uppercase letters
	for(int i=0; i <= 100; i++)
	{
		for(int j=0; j <= 100; j++)
		{
			if(word[i] == char(65+j))
			{
					count[j]+=1;
			}////////// END //////////
		}////////// END //////////
	}////////// END //////////
	
	
	//For getting the count of lowercase letters
	for(int i=0; i <= 100; i++)
	{
		for(int j=0; j <= 100; j++)
		{
			if(word[i] == char(97+j))
			{
				count2[j]+=1;
			}////////// END //////////
		}////////// END //////////
	}////////// END //////////
	
	
	//Output of individual uppercase. If letter is == 0, will not output letter.
	for(int i=0; i <= 100; i++)
	{
		if(count[i] != 0)
		{
			cout<<char(65+i)<<" = "<<count[i]<<"\t";
		}////////// END //////////
	}////////// END //////////
	cout<<endl<<endl;
	
	
	//Output for individual lowercase. If letter is ==0, will not output letter.
	for(int i=0; i <= 100; i++)
	{
		if(count2[i] != 0)
		{
			cout<<char(97+i)<<" = "<<count2[i]<<"\t";
		}////////// END //////////
	}////////// END //////////
	
	cin.get();
	return 0;
}


Sample output:

Enter Word: BeAsst
A = 1
B = 1
e = 1
s = 2
t = 1
keskiverto (10362)
http://www.cplusplus.com/reference/cctype/isupper/
or std::isupper from locale

Same with islower.
micros24 (6)
Still doesn't work...
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	//To initialize to 0
	for(int i=0; i <= 100; i++)
	{
		count[i] = 0;
		count2[i] = 0;
	}
	
	
	for(int i=0; i <= 100; i++)
	{
		if(isupper(word[i]))
		count[i]+=1;
		
		if(islower(word[i]))
		count2[i]+=1;
	}
	
	
	//Output of individual uppercase. If letter is == 0, will not output letter.
	for(int i=0; i < 25; i++)
	{
		
		if(word[i] != 0)
			cout<<char(65+i)<<" = "<<count[i]<<"\t";
		////////// END //////////
	}////////// END //////////
	cout<<endl<<endl;
	
	
	//Output for individual lowercase. If letter is ==0, will not output letter.
	for(int i=0; i < 25; i++)
	{
		
		if(word[i] != 0
			cout<<char(97+i)<<" = "<<count2[i]<<"\t";
		////////// END //////////
	}////////// END //////////
	cin.get();
	return 0;
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