CodeForce-Solved-Problem/B_File_Name.cpp at master · vikashship/CodeForce-Solved-Problem · GitHub

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#include<bits/stdc++.h>
usingnamespacestd;

intmain()
{
ios::sync_with_stdio(false);
 cin.tie(nullptr);

int n;
 cin >> n;
 string s;
 cin >> s;

int ans = 0;
for (int i = 0; i < n;)
 {
if (s[i] == 'x')
 {
int j = i;
while (j < n && s[j] == 'x')
 {
 j++;
 }
int len = j - i;
if (len >= 3)
 {
 ans += (len - 2);
 }
 i = j;
 }
else
 {
 i++;
 }
 }

 cout << ans << "\n";
return0;
}