Submission #19559678

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
using ll = int64_t;
using LL = uint64_t;
typedef vector<ll>VI;
typedef pair<ll,ll>P;
#define VV(T) vector<vector<T>>
#define sz(x) int(x.size())
#define rep(i, n) for (int i = 0; i < (int)n; i++)
#define ALL(a)  (a).begin(),(a).end()
#define rALL(a) (a).rbegin(),(a).rend()
#define c_max(a,b) (((ll)a)>((ll)b)?(a):(b))
#define c_min(a,b) (((ll)a)<((ll)b)?(a):(b))
#define vmax(v) *max_element(ALL(v))
#define vmin(v) *min_element(ALL(v))
#define $(x) {cout<<#x<<" = " <<(x)<<endl;}
#define fi first
#define se second
#define MAX 100100
#define MAX6 1001001
#define MAX7 10010010
#define INF 1<<30
#define INFTY 1LL<<61
#define MAX_INT INT_MAX
#define MAX_LL LLONG_MAX
#define CLR(mat) memset(mat, 0, sizeof(mat))
template<class T, class U> inline bool chmax(T& a, U b) { if (a < b) { a = b; return 1; } return 0; }
template<class T, class U> inline bool chmin(T& a, U b) { if (a > b) { a = b; return 1; } return 0; }
#define MOD 1000000007
//const ll inf=1e18;
//const int dx[4]={1,0,-1,0},dy[4]={0,1,0,-1};
// vector型から重複を削除 list.erase(unique(ALL(list)),list.end());
// g++ -o a a.cpp -Wall -lm -std=c++17
//push_back -> emplace_back
const ll M = 10000000000;
int main(){
   int N;cin>>N;
   string T;cin>>T;
   bool flag;
   ll ans = 0;
   if(T == "1"){
      cout<<2*M<<endl;
      return 0;
   }
   if(T == "11"){
      cout<<M<<endl;
      return 0;
   }
   rep(i, 3) {
      flag = true;
      rep(j,N){
         char s = ((i+j)%3==2 ? '0' : '1');
         flag &= (T[j] == s);
      }
      if(flag){
         ans += M-N/3;
      }
   }
   cout<<ans<<endl;
}

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