#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include //#include #define rep(i,n) for(int i=0;i<(n);i++) #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() #define sz(x) ((int)(x).size()) #define pb push_back using ll = long long; using namespace std; templatebool chmax(T &a, const T &b) { if (abool chmin(T &a, const T &b) { if (b> N >> K; vector A(N); rep(i,N) cin >> A[i]; vector B(N,N-1); int lo = 0; int hi = N-1; int car = 1; rep(i,N-1){ if(A[i]==A[i+1]){ car++; } if(A[i]