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답안 #533382

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
533382 2022-03-05T20:18:19 Z pooyashams Naan (JOI19_naan) C++14
29 / 100
 49 ms 68572 KB 
#include <algorithm>
#include <iostream>
#include <numeric>
#include <cstring>
#include <iomanip>
#include <vector>
#include <bitset>
#include <stack>
#include <queue>
#include <cmath>
#include <set>
#include <map>

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;

struct mfint
{
	ll a, b; // a/b
	mfint()
	{
		a = 1;
		b = 1;
	}
	mfint(ll _a)
	{
		a = _a;
		b = 1;
	}
	mfint(ll _a, ll _b)
	{
		a = _a;
		b = _b;
	}
	inline void simp()
	{
		ll x = __gcd(a, b);
		a /= x;
		b /= x;
	}
	inline ll floor()
	{
		return a/b;
	}
	inline ll ceil()
	{
		return (a+b-1)/b;
	}
	inline mfint operator+(mfint y)
	{
		mfint x;
		x.b = b*y.b;
		x.a = a*y.b + b*y.a;
		x.simp();
		return x;
	}
	inline mfint operator-(mfint y)
	{
		mfint x;
		x.b = b*y.b;
		x.a = a*y.b - b*y.a;
		x.simp();
		return x;
	}
	inline mfint operator*(mfint y)
	{
		mfint x;
		x.a = a*y.a;
		x.b = b*y.b;
		x.simp();
		return x;
	}
	inline mfint operator/(mfint y)
	{
		mfint x;
		x.a = a*y.b;
		x.b = b*y.a;
		x.simp();
		return x;
	}
	inline bool operator<(mfint y)
	{
		return a*y.b < b*y.a;
	}
	inline bool operator<=(mfint y)
	{
		return a*y.b <= b*y.a;
	}
	inline bool operator>(mfint y)
	{
		return a*y.b > b*y.a;
	}
	inline bool operator>=(mfint y)
	{
		return a*y.b >= b*y.a;
	}
	inline bool operator==(mfint y)
	{
		return a*y.b == b*y.a;
	}
};

const int maxn = 2012;

int vals[maxn][maxn];
mfint vmf[maxn][maxn];
mfint avgs[maxn];

int n, L;

inline mfint nxtf(int i, mfint f)
{
	mfint a = avgs[i];
	int xv = f.floor();
	mfint x = mfint(xv);
	mfint res;
	res = vmf[i][xv] * (res-f+x);
	if(res >= a)
		return f+(a/vmf[i][xv]);
	a = a-res;
	xv++;
	while(xv < L)
	{
		if(vmf[i][xv] >= a)
			return mfint(xv) + (a/vmf[i][xv]);
		else
			a = a-vmf[i][xv];
		xv++;
	}
	return mfint(-1);
}

int32_t main()
{
	ios::sync_with_stdio(false);
	cin.tie(0);
	cin >> n >> L;
	for(int i = 0; i < n; i++)
	{
		int s = 0;
		for(int j = 0; j < L; j++)
		{
			cin >> vals[i][j];
			vmf[i][j] = mfint(vals[i][j]);
			s += vals[i][j];
		}
		avgs[i] = mfint(s, n);
	}
	vector<mfint> divs;
	vector<int> prm;
	vector<int> rems(n);
	iota(rems.begin(), rems.end(), 0);
	mfint lf(0);
	for(int i = 0; i < n; i++)
	{
		mfint bst = nxtf(rems[0], lf);
		int bid = rems[0];
		for(int j: rems)
		{
			mfint enf = nxtf(j, lf);
			if(enf == mfint(-1))
			{
				cerr << "ridim" << endl;
				return 1;
			}
			if(enf <= bst)
			{
				bst = enf;
				bid = j;
			}
		}
		if(bst > mfint(L))
		{
			cerr << "ridim 2" << endl;
			return 2;
		}
		lf = bst;
		divs.push_back(bst);
		prm.push_back(bid);
		rems.erase(find(rems.begin(), rems.end(), bid));
	}
	divs.pop_back();
	for(auto x: divs)
		cout << x.a << " " << x.b << endl;
	for(int i: prm)
		cout << i+1 << " ";
	cout << endl;
	return 0;
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 25 ms 63692 KB Output is correct
2 Correct 27 ms 63716 KB Output is correct
3 Correct 32 ms 63672 KB Output is correct
4 Correct 27 ms 63716 KB Output is correct
5 Correct 26 ms 63820 KB Output is correct
6 Correct 25 ms 63688 KB Output is correct
7 Correct 24 ms 63696 KB Output is correct
8 Correct 28 ms 63692 KB Output is correct
9 Correct 25 ms 63692 KB Output is correct
10 Correct 26 ms 63712 KB Output is correct
11 Correct 27 ms 63708 KB Output is correct
12 Correct 25 ms 63820 KB Output is correct
13 Correct 30 ms 63812 KB Output is correct
14 Correct 33 ms 63716 KB Output is correct
15 Correct 28 ms 63736 KB Output is correct

Subtask #2
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 26 ms 63680 KB Output is correct
2 Correct 25 ms 63720 KB Output is correct
3 Correct 26 ms 63740 KB Output is correct
4 Correct 28 ms 63724 KB Output is correct
5 Correct 27 ms 63692 KB Output is correct
6 Correct 27 ms 63712 KB Output is correct
7 Correct 26 ms 63712 KB Output is correct
8 Correct 34 ms 63660 KB Output is correct
9 Correct 27 ms 63696 KB Output is correct
10 Correct 26 ms 63676 KB Output is correct
11 Correct 33 ms 63684 KB Output is correct
12 Correct 27 ms 63684 KB Output is correct
13 Correct 28 ms 63716 KB Output is correct
14 Correct 26 ms 63692 KB Output is correct
15 Correct 26 ms 63732 KB Output is correct
16 Correct 28 ms 63692 KB Output is correct
17 Correct 26 ms 63692 KB Output is correct
18 Correct 28 ms 63712 KB Output is correct
19 Correct 28 ms 63784 KB Output is correct
20 Correct 28 ms 63732 KB Output is correct
21 Correct 30 ms 63740 KB Output is correct
22 Correct 27 ms 63724 KB Output is correct
23 Correct 27 ms 63684 KB Output is correct
24 Correct 28 ms 63720 KB Output is correct
25 Correct 31 ms 63692 KB Output is correct
26 Correct 27 ms 63716 KB Output is correct
27 Correct 27 ms 63644 KB Output is correct

Subtask #3
0 / 71.0

# 결과 실행 시간 메모리 Grader output
1 Correct 25 ms 63692 KB Output is correct
2 Correct 27 ms 63716 KB Output is correct
3 Correct 32 ms 63672 KB Output is correct
4 Correct 27 ms 63716 KB Output is correct
5 Correct 26 ms 63820 KB Output is correct
6 Correct 25 ms 63688 KB Output is correct
7 Correct 24 ms 63696 KB Output is correct
8 Correct 28 ms 63692 KB Output is correct
9 Correct 25 ms 63692 KB Output is correct
10 Correct 26 ms 63712 KB Output is correct
11 Correct 27 ms 63708 KB Output is correct
12 Correct 25 ms 63820 KB Output is correct
13 Correct 30 ms 63812 KB Output is correct
14 Correct 33 ms 63716 KB Output is correct
15 Correct 28 ms 63736 KB Output is correct
16 Correct 26 ms 63680 KB Output is correct
17 Correct 25 ms 63720 KB Output is correct
18 Correct 26 ms 63740 KB Output is correct
19 Correct 28 ms 63724 KB Output is correct
20 Correct 27 ms 63692 KB Output is correct
21 Correct 27 ms 63712 KB Output is correct
22 Correct 26 ms 63712 KB Output is correct
23 Correct 34 ms 63660 KB Output is correct
24 Correct 27 ms 63696 KB Output is correct
25 Correct 26 ms 63676 KB Output is correct
26 Correct 33 ms 63684 KB Output is correct
27 Correct 27 ms 63684 KB Output is correct
28 Correct 28 ms 63716 KB Output is correct
29 Correct 26 ms 63692 KB Output is correct
30 Correct 26 ms 63732 KB Output is correct
31 Correct 28 ms 63692 KB Output is correct
32 Correct 26 ms 63692 KB Output is correct
33 Correct 28 ms 63712 KB Output is correct
34 Correct 28 ms 63784 KB Output is correct
35 Correct 28 ms 63732 KB Output is correct
36 Correct 30 ms 63740 KB Output is correct
37 Correct 27 ms 63724 KB Output is correct
38 Correct 27 ms 63684 KB Output is correct
39 Correct 28 ms 63720 KB Output is correct
40 Correct 31 ms 63692 KB Output is correct
41 Correct 27 ms 63716 KB Output is correct
42 Correct 27 ms 63644 KB Output is correct
43 Runtime error 49 ms 68572 KB Execution failed because the return code was nonzero
44 Halted 0 ms 0 KB -