[Solved] Cout the last result only?

Just put the cout outside the for loop, like this:

for (size_t i = 0; i < boo.size(); i++)
{

while (boo[i] == 'a')
{
 count+=i+1;
 if(count>b)
 b=count;
// cout<<<<"a="<<b<<"\n";; //remove from here
break;
}}
//add here
cout<<<<"a="<<b<<"\n";;