秋祭 | 静岡高校工学部



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1149512023-10-25 04:08:37hogeCcpp18/18AC13

#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#include<bits/stdc++.h>
#define rep(i,n) for(ll i=0;i<(n);++i)
#define reps(i,n) for(ll i=1;i<=(n);++i)
#define repr(i,n) for(ll i=2;i*i<=(n);++i)
#define ll long long
#define all(x) (x).begin(),(x).end()
#define sz(x) ((string)(x).size())
#define pb push_back
#define pob pop_back()
#define setp(x) setprecision((ll)(x))
#define INF (ll)(1000000000000000000)
#define mp make_pair
using namespace std;
using pii=pair<int, int>;
using pll=pair<ll,ll>;
using vi=vector<int>;
using vc=vector<char>;
using vb=vector<bool>;
using vl=vector<long long>;
using vvi=vector<vi>;
using vvl=vector<vl>;
using vvc=vector<vc>;
using vvb=vector<vb>;
using vpi=vector<pii>;
using vpl=vector<pair<ll,ll>>;
using vs=vector<string>;
using pqi=priority_queue<int>;
using vld=vector<long double>;
vpi fs={mp(1,0),mp(-1,0),mp(0,1),mp(0,-1),mp(1,1),mp(1,-1),mp(-1,-1),mp(-1,1)};
const ll inf=1e18;

int main(){
  string s; cin>>s;
  rep(i,s.size()-1){
    if(s[i]==s[i+1]) {
      cout<<"Yes"<<endl;
      return 0;
    }
  }
  cout<<"No"<<endl;
  return 0;
}

sample1.txt AC 2
sample2.txt AC 2
sample3.txt AC 3
case1.txt AC 10
case2.txt AC 9
case3.txt AC 5
case4.txt AC 10
case5.txt AC 8
case6.txt AC 3
case7.txt AC 8
case8.txt AC 7
case9.txt AC 7
case10.txt AC 7
case11.txt AC 13
case12.txt AC 13
case13.txt AC 13
case14.txt AC 13
case15.txt AC 13
13 AC13 AC