#include<bits/stdc++.h> #define js ios::sync_with_stdio(false);cin.tie(0);cout.tie(0) using namespace std; typedef long long ll; const int maxn = 100010; int qian[maxn<<1],sum,a,n,k,pos; int main() { js; cin>>n>>k; qian[n]=1; ll ans=0; for(ll i=1;i<=n;++i) { cin>>a; if(a==k) pos=i; if(a>=k) ++sum; else --sum; if(!pos) ++qian[sum+n]; else ans+=qian[sum+n-1]; } cout<<ans<<endl; return 0; }