結果

問題 No.2779 Don't make Pair
ユーザー akiaa11akiaa11
提出日時 2024-06-12 16:14:42
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 87 ms / 2,000 ms
コード長 3,559 bytes
コンパイル時間 11,889 ms
コンパイル使用メモリ 269,312 KB
実行使用メモリ 8,448 KB
最終ジャッジ日時 2024-06-12 16:16:12
合計ジャッジ時間 8,046 ms
ジャッジサーバーID
(参考情報)
judge4 / judge1
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 1 ms
6,816 KB
testcase_01 AC 2 ms
6,944 KB
testcase_02 AC 2 ms
6,944 KB
testcase_03 AC 2 ms
6,940 KB
testcase_04 AC 2 ms
6,940 KB
testcase_05 AC 2 ms
6,940 KB
testcase_06 AC 2 ms
6,940 KB
testcase_07 AC 2 ms
6,944 KB
testcase_08 AC 1 ms
6,940 KB
testcase_09 AC 3 ms
6,944 KB
testcase_10 AC 10 ms
6,940 KB
testcase_11 AC 4 ms
6,944 KB
testcase_12 AC 24 ms
6,940 KB
testcase_13 AC 24 ms
6,944 KB
testcase_14 AC 27 ms
6,940 KB
testcase_15 AC 39 ms
6,016 KB
testcase_16 AC 39 ms
5,632 KB
testcase_17 AC 42 ms
6,144 KB
testcase_18 AC 36 ms
5,760 KB
testcase_19 AC 35 ms
5,976 KB
testcase_20 AC 17 ms
5,376 KB
testcase_21 AC 41 ms
6,016 KB
testcase_22 AC 24 ms
5,376 KB
testcase_23 AC 87 ms
8,448 KB
testcase_24 AC 40 ms
5,376 KB
testcase_25 AC 34 ms
5,376 KB
testcase_26 AC 49 ms
6,912 KB
testcase_27 AC 51 ms
6,784 KB
testcase_28 AC 44 ms
6,912 KB
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.cpp: In function 'int main()':
main.cpp:97:24: warning: 'r' may be used uninitialized [-Wmaybe-uninitialized]
   97 |         cout<<max(0, l - r + 1)<<endl;
      |                      ~~^~~
main.cpp:84:16: note: 'r' was declared here
   84 |         int l, r;
      |                ^
main.cpp:97:24: warning: 'l' may be used uninitialized [-Wmaybe-uninitialized]
   97 |         cout<<max(0, l - r + 1)<<endl;
      |                      ~~^~~
main.cpp:84:13: note: 'l' was declared here
   84 |         int l, r;
      |             ^

ソースコード

diff #

#include <bits/stdc++.h>
#include <atcoder/all>
#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#define SELECTER(_1,_2,_3,SELECT,...) SELECT
#define rep1(i,n) for(int i=0;i<(int)n;++i)
#define rep2(i,a,n) for(int i=(int)a;i<(int)n;++i)
#define rep(...) SELECTER(__VA_ARGS__,rep2,rep1)(__VA_ARGS__)
#define RSELECTER(_1, _2, _3, RSELECT, ...) RSELECT
#define rrep1(i,n) for(int i=(int)(n)-1;i>=0;--i)
#define rrep2(i,a,n) for(int i=(int)(n)-1;i>=(int)a;--i)
#define rrep(...) RSELECTER(__VA_ARGS__, rrep2, rrep1)(__VA_ARGS__)
#define all(a) a.begin(),a.end()
#define rall(a) a.rbegin(),a.rend()
#define fi first
#define se second
#define PrintR LogOutput
#ifdef _DEBUG
#define Log(...) LogOutput(__VA_ARGS__)
#else
#define Log(...)
#endif
#define M_PI 3.14159265358979323846
using namespace std;
using namespace atcoder;
using ll=long long;
using ld=long double;
using pii=pair<int,int>;
using pll=pair<long long,long long>;
using pdd=pair<long double,long double>;
using tp=tuple<int,int,int>;
using tpll=tuple<ll,ll,ll>;
using veci=vector<int>;
using vecpii=vector<pair<int,int>>;
using vecll=vector<long long>;
using vecpll=vector<pair<long long,long long>>;
using vecpdd=vector<pair<long double,long double>>;
using vecs=vector<string>;
using vecb=vector<bool>;
using vecd=vector<long double>;
using vectp=vector<tp>;
using vectpll=vector<tpll>;
using mint=modint998244353;
using mint10=modint1000000007;
template<typename T, typename S>
istream& operator>>(istream& in, pair<T, S>& a){return in >> a.first >> a.second;}
template<typename T, typename S>
ostream& operator<<(ostream& out, const pair<T, S>& a){return out << a.first << ' ' << a.second;}
ostream& operator<<(ostream& out, const mint& a){return out << a.val();}
ostream& operator<<(ostream& out, const mint10& a){return out << a.val();}
ostream& operator<<(ostream& out, const modint& a){return out << a.val();}
template<typename T>
ostream& operator<<(ostream& out, const vector<T>& d){for(int i = 0 ; i < d.size() ; ++i) out << d[i] << (i == d.size() - 1 ? "" : " "); return out;}
template<typename T, typename S>
pair<T, S> operator+(const pair<T, S>& a, const pair<T, S>& b){return {a.fi + b.fi, a.se + b.se};}
template<typename T, typename S>
pair<T, S> operator-(const pair<T, S>& a, const pair<T, S>& b){return {a.fi - b.fi, a.se - b.se};}
template<class T> inline bool chmax(T& a,T b){if(a<b) {a=b;return true;} return false;}
template<class T> inline bool chmin(T& a,T b){if(a>b) {a=b;return true;} return false;}
bool Judge(int i, int j, int h, int w){return i < 0 || j < 0 || i >= h || j >= w;}
bool PrintA(int i){cout<<(i ? "Yes" : "No")<<endl;return i;}

constexpr ll INF=numeric_limits<ll>::max() >> 2;
constexpr int inf=numeric_limits<int>::max() >> 1;
constexpr ll MOD=998244353;
const int vi[] = {0, 1, 0, -1}, vj[] = {1, 0, -1, 0};

template<typename... Args>
void LogOutput(Args&&... args){
	stringstream ss;
	((ss << args << ' '), ...);
	cout << ss.str().substr(0, ss.str().length() - 1) << endl;
}
template<typename T>
void LogOutput(vector<vector<T>>& data){for(auto d : data) LogOutput(d);}

int main(){
	ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
	int n;cin>>n;
	veci a(n);
	rep(i, n) cin>>a[i];
	int l, r;
	set<int> st;
	rep(i, n - 1){
		if(st.find(a[i]) != st.end()) break;
		st.insert(a[i]);
		l = i;
	}
	st.clear();
	rrep(i, 1, n){
		if(st.find(a[i]) != st.end()) break;
		st.insert(a[i]);
		r = i - 1;
	}
	cout<<max(0, l - r + 1)<<endl;
	veci ans;
	rep(i, r, l + 1) ans.push_back(i + 1);
	cout<<ans<<endl;
}
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