結果

問題 No.365 ジェンガソート
ユーザー alexara1123alexara1123
提出日時 2019-09-27 16:24:11
言語 C++14
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 11 ms / 2,000 ms
コード長 2,734 bytes
コンパイル時間 795 ms
コンパイル使用メモリ 94,804 KB
実行使用メモリ 6,948 KB
最終ジャッジ日時 2024-09-24 07:21:38
合計ジャッジ時間 2,298 ms
ジャッジサーバーID
(参考情報)
judge2 / judge4
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 2 ms
6,812 KB
testcase_01 AC 2 ms
6,944 KB
testcase_02 AC 2 ms
6,940 KB
testcase_03 AC 2 ms
6,944 KB
testcase_04 AC 2 ms
6,944 KB
testcase_05 AC 2 ms
6,944 KB
testcase_06 AC 2 ms
6,940 KB
testcase_07 AC 2 ms
6,944 KB
testcase_08 AC 2 ms
6,948 KB
testcase_09 AC 2 ms
6,944 KB
testcase_10 AC 2 ms
6,944 KB
testcase_11 AC 2 ms
6,944 KB
testcase_12 AC 2 ms
6,940 KB
testcase_13 AC 2 ms
6,944 KB
testcase_14 AC 2 ms
6,944 KB
testcase_15 AC 2 ms
6,940 KB
testcase_16 AC 9 ms
6,940 KB
testcase_17 AC 11 ms
6,944 KB
testcase_18 AC 2 ms
6,944 KB
testcase_19 AC 11 ms
6,940 KB
testcase_20 AC 4 ms
6,944 KB
testcase_21 AC 4 ms
6,940 KB
testcase_22 AC 8 ms
6,940 KB
testcase_23 AC 7 ms
6,944 KB
testcase_24 AC 9 ms
6,940 KB
testcase_25 AC 3 ms
6,940 KB
testcase_26 AC 7 ms
6,944 KB
testcase_27 AC 11 ms
6,940 KB
testcase_28 AC 7 ms
6,944 KB
testcase_29 AC 10 ms
6,940 KB
testcase_30 AC 8 ms
6,944 KB
testcase_31 AC 4 ms
6,944 KB
testcase_32 AC 4 ms
6,940 KB
testcase_33 AC 11 ms
6,940 KB
testcase_34 AC 3 ms
6,944 KB
testcase_35 AC 8 ms
6,940 KB
testcase_36 AC 11 ms
6,940 KB
testcase_37 AC 11 ms
6,940 KB
testcase_38 AC 11 ms
6,944 KB
testcase_39 AC 11 ms
6,940 KB
testcase_40 AC 11 ms
6,944 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

#include <cstdio>
#include <cstdlib>
#include <algorithm>
#include <vector>
#include <cstring>
#include <queue>
#include <set>
#include <unordered_set>
#include <unordered_map>
#include <map>
#include <functional>
#include <cmath>
#include <cassert>
#include <string>
#include <iostream>

using namespace std;
typedef long long ll;
typedef pair<int, int> P;
typedef pair<ll, ll> PL;
ll MOD = 1000000007;
const int mod = 1000000007;
ll INF = 1LL << 60;

template <typename T>
istream &operator>>(istream &is, vector<T> &vec)
{
   for (auto &v : vec)
      is >> v;
   return is;
}
template <typename T>
ostream &operator<<(ostream &os, const vector<T> &vec)
{
   os << "[";
   for (auto v : vec)
      os << v << ",";
   os << "]";
   return os;
}
template <typename T>
ostream &operator<<(ostream &os, const deque<T> &vec)
{
   os << "deq[";
   for (auto v : vec)
      os << v << ",";
   os << "]";
   return os;
}
template <typename T>
ostream &operator<<(ostream &os, const set<T> &vec)
{
   os << "{";
   for (auto v : vec)
      os << v << ",";
   os << "}";
   return os;
}
template <typename T>
ostream &operator<<(ostream &os, const unordered_set<T> &vec)
{
   os << "{";
   for (auto v : vec)
      os << v << ",";
   os << "}";
   return os;
}
template <typename T>
ostream &operator<<(ostream &os, const multiset<T> &vec)
{
   os << "{";
   for (auto v : vec)
      os << v << ",";
   os << "}";
   return os;
}
template <typename T>
ostream &operator<<(ostream &os, const unordered_multiset<T> &vec)
{
   os << "{";
   for (auto v : vec)
      os << v << ",";
   os << "}";
   return os;
}
template <typename T1, typename T2>
ostream &operator<<(ostream &os, const pair<T1, T2> &pa)
{
   os << "(" << pa.first << "," << pa.second << ")";
   return os;
}
template <typename TK, typename TV>
ostream &operator<<(ostream &os, const map<TK, TV> &mp)
{
   os << "{";
   for (auto v : mp)
      os << v.first << "=>" << v.second << ",";
   os << "}";
   return os;
}
template <typename TK, typename TV>
ostream &operator<<(ostream &os, const unordered_map<TK, TV> &mp)
{
   os << "{";
   for (auto v : mp)
      os << v.first << "=>" << v.second << ",";
   os << "}";
   return os;
}
#define dbg(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ") " << __FILE__ << endl;
template <typename A, size_t N, typename T>
void Fill(A (&array)[N], const T &val)
{
   fill((T *)array, (T *)(array + N), val);
}

int a[101010];
void solve(){
   int n;
   cin >> n;
   for(int i=0; i < n; i++)
      cin >> a[i];

   ll ans = n , b = n;
   for(int i=n-1; i>-1; i--){
      if(a[i] == b){
         ans--;
         b--;
      }
   }

   cout << ans << endl;
}


int main()
{
   ios::sync_with_stdio(false);
   cin.tie(0);

   solve();
}
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