結果

問題 No.2248 max(C)-min(C)
ユーザー ゆにぽけゆにぽけ
提出日時 2023-10-09 15:40:15
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 1,073 ms / 3,000 ms
コード長 3,417 bytes
コンパイル時間 1,748 ms
コンパイル使用メモリ 144,404 KB
実行使用メモリ 95,896 KB
最終ジャッジ日時 2023-10-09 15:40:46
合計ジャッジ時間 30,532 ms
ジャッジサーバーID
(参考情報)
judge15 / judge12
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
5,492 KB
testcase_01 AC 2 ms
5,624 KB
testcase_02 AC 2 ms
5,480 KB
testcase_03 AC 3 ms
5,824 KB
testcase_04 AC 3 ms
5,760 KB
testcase_05 AC 2 ms
5,600 KB
testcase_06 AC 5 ms
6,180 KB
testcase_07 AC 5 ms
6,376 KB
testcase_08 AC 5 ms
6,336 KB
testcase_09 AC 5 ms
6,340 KB
testcase_10 AC 3 ms
5,708 KB
testcase_11 AC 6 ms
6,392 KB
testcase_12 AC 3 ms
5,920 KB
testcase_13 AC 4 ms
6,052 KB
testcase_14 AC 5 ms
6,372 KB
testcase_15 AC 5 ms
6,320 KB
testcase_16 AC 3 ms
5,860 KB
testcase_17 AC 5 ms
6,260 KB
testcase_18 AC 769 ms
84,688 KB
testcase_19 AC 57 ms
15,536 KB
testcase_20 AC 922 ms
95,864 KB
testcase_21 AC 854 ms
91,620 KB
testcase_22 AC 533 ms
64,552 KB
testcase_23 AC 309 ms
43,356 KB
testcase_24 AC 96 ms
20,092 KB
testcase_25 AC 799 ms
87,848 KB
testcase_26 AC 715 ms
77,356 KB
testcase_27 AC 772 ms
87,120 KB
testcase_28 AC 41 ms
13,276 KB
testcase_29 AC 709 ms
80,116 KB
testcase_30 AC 217 ms
35,444 KB
testcase_31 AC 908 ms
95,840 KB
testcase_32 AC 114 ms
22,208 KB
testcase_33 AC 208 ms
33,000 KB
testcase_34 AC 902 ms
95,772 KB
testcase_35 AC 923 ms
95,888 KB
testcase_36 AC 910 ms
95,896 KB
testcase_37 AC 396 ms
51,744 KB
testcase_38 AC 946 ms
88,180 KB
testcase_39 AC 944 ms
88,120 KB
testcase_40 AC 946 ms
88,112 KB
testcase_41 AC 784 ms
76,104 KB
testcase_42 AC 948 ms
88,340 KB
testcase_43 AC 811 ms
79,684 KB
testcase_44 AC 957 ms
88,236 KB
testcase_45 AC 683 ms
70,084 KB
testcase_46 AC 321 ms
40,648 KB
testcase_47 AC 963 ms
88,160 KB
testcase_48 AC 360 ms
58,260 KB
testcase_49 AC 1,031 ms
95,820 KB
testcase_50 AC 1,060 ms
95,792 KB
testcase_51 AC 1,073 ms
95,832 KB
testcase_52 AC 1,061 ms
95,776 KB
testcase_53 AC 111 ms
20,076 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<iostream>
#include<vector>
#include<algorithm>
#include<cstring>
#include<cassert>
#include<cmath>
#include<ctime>
#include<iomanip>
#include<numeric>
#include<stack>
#include<queue>
#include<map>
#include<unordered_map>
#include<set>
#include<unordered_set>
#include<bitset>
#include<random>
using namespace std;
template<int m> struct modint
{
	private:
	unsigned int value;
	static constexpr int mod() {return m;}

	public:
	constexpr modint(const long long x = 0) noexcept
	{
		long long y = x;
		if(y < 0 || y >= mod())
		{
			y %= mod();
			if(y < 0) y += mod();
		}
		value = (unsigned int)y;
	}
	constexpr unsigned int val() noexcept {return value;}
	constexpr modint &operator+=(const modint &other) noexcept
	{
		value += other.value;
		if(value >= mod()) value -= mod();
		return *this;
	}
	constexpr modint &operator-=(const modint &other) noexcept
	{
		unsigned int x = value;
		if(x < other.value) x += mod();
		x -= other.value;
		value = x;
		return *this;
	}
	constexpr modint &operator*=(const modint &other) noexcept
	{
		unsigned long long x = value;
		x *= other.value;
		value = (unsigned int) (x % mod());
		return *this;
	}
	constexpr modint &operator/=(const modint &other) noexcept
	{
		return *this *= other.inverse();
	}
	constexpr modint inverse() const noexcept
	{
		assert(value);
		long long a = value,b = mod(),x = 1,y = 0;
		while(b)
		{
			long long q = a/b;
			a -= q*b; swap(a,b);
			x -= q*y; swap(x,y);
		}
		return modint(x);
	}
	constexpr modint power(long long N) const noexcept
	{
		assert(N >= 0);
		modint p = *this,ret = 1;
		while(N)
		{
			if(N & 1) ret *= p;
			p *= p;
			N >>= 1;
		}
		return ret;
	}
	constexpr modint operator+() {return *this;}
	constexpr modint operator-() {return modint() - *this;}
	constexpr modint &operator++(int) noexcept {return *this += 1;}
	constexpr modint &operator--(int) noexcept {return *this -= 1;}
	friend modint operator+(const modint& lhs, const modint& rhs) {return modint(lhs) += rhs;}
	friend modint operator-(const modint& lhs, const modint& rhs) {return modint(lhs) -= rhs;}
	friend modint operator*(const modint& lhs, const modint& rhs) {return modint(lhs) *= rhs;}
	friend modint operator/(const modint& lhs, const modint& rhs) {return modint(lhs) /= rhs;}
	friend ostream &operator<<(ostream &os,const modint &x) {return os << x.value;}
};
//using mint = modint<998244353>;
using mint = modint<1000000007>;
int N,A[2 << 17],B[2 << 17],cnt[2 << 17],P[2 << 17][3];
void solve()
{
	cin >> N;
	for(int i = 0;i < N;i++) cin >> A[i];
	for(int i = 0;i < N;i++) cin >> B[i];
	vector<int> V;
	map<int,multiset<int>> mp;
	V.reserve(3*N);
	int mx = -1;
	for(int i = 0;i < N;i++)
	{
		V.push_back(A[i]);
		V.push_back(B[i]);
		V.push_back((A[i]+B[i])/2);
		P[i][0] = A[i],P[i][1] = B[i],P[i][2] = (A[i]+B[i])/2;
		sort(P[i],P[i]+3);
		mp[A[i]].insert(i);
		mp[B[i]].insert(i);
		mp[(A[i]+B[i])/2].insert(i);
		mx = max(mx,min(min(A[i],B[i]),(A[i]+B[i])/2));
	}
	sort(V.begin(),V.end());
	V.erase(unique(V.begin(),V.end()),V.end());
	int ans = mx-V[0];
	for(int i = 1;i+1 < (int)V.size();i++)
	{
		bool fin = false;
		for(int id:mp[V[i-1]])
		{
			if(++cnt[id] == 3)
			{
				fin = true;
				break;
			}
			mx = max(mx,P[id][cnt[id]]);
		}
		if(fin) break;

		ans = min(ans,mx-V[i]);
	}

	cout << ans << endl;
}
int main()
{
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	int tt = 1;
	//cin >> tt;
	while(tt--) solve();
}
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