Processing a string- CodeChef Solution in CPP
#include <iostream>
#include <string>
using namespace std;
int main() {
int t;
cin >> t;
while (t--) {
string s;
cin >> s;
int n = s.length();
int count = 0;
for (int i = 0; i < n - 1; i++) {
if (s[i] != s[i + 1]) {
count++;
i++;
}
}
cout << count << endl;
}
return 0;
}