oj.uz

Submission #112233

# Submission time Handle Problem Language Result Execution time Memory
112233 2019-05-18T01:06:54 Z zscoder Naan (JOI19_naan) C++17
100 / 100
 620 ms 108280 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;
 
#define fi first
#define se second
#define mp make_pair
#define pb push_back
 
typedef long long ll;
typedef pair<ll,ll> ii;
typedef vector<int> vi;
typedef unsigned long long ull;
typedef long double ld; 
typedef tree<ii, null_type, less<ii>, rb_tree_tag, tree_order_statistics_node_update> pbds;

ii reduce(ii a)
{
	ll g=__gcd(a.fi,a.se);
	a.fi/=g; a.se/=g;
	return a;
}

bool cmp(ii a, ii b)
{
	ll s1 = a.fi/a.se; ll s2 = b.fi/b.se;
	if(s1!=s2) return s1<s2;
	a.fi%=a.se; b.fi%=b.se;
	return (a.fi*b.se<=a.se*b.fi);
}

ii add(ii a, ii b)
{
	ll s1 = a.fi/a.se; ll s2 = b.fi/b.se;
	s1+=s2;
	a.fi%=a.se; b.fi%=b.se;
	ii c;
	if(a.se==b.se) c=mp(a.fi+b.fi,a.se);
	else c = mp(a.fi*b.se+a.se*b.fi,a.se*b.se);
	c.fi+=s1*c.se;
	return c;
}

ll a[2222][2222];
ll S[2222];
ii cutpoint[2222][2222];
bool used[2222];

int main()
{
	ios_base::sync_with_stdio(0); cin.tie(0);
	int n,m; cin>>n>>m;
	for(int i=0;i<n;i++)
	{
		for(int j=0;j<m;j++)
		{
			cin>>a[i][j];
			S[i]+=a[i][j];
		}
	}
	for(int i=0;i<n;i++)
	{
		int cur=0; ll cur_left =a[i][0]*n;
		ii len=mp(0,1);
		//search for the first place sum=j
		for(int j=0;j<n;j++)
		{
			ll required = S[i];
			while(required>0)
			{
				if(cur_left<=required)
				{
					required-=cur_left;
					cur_left=0;
					len=mp(cur+1,1);
					cur++; 
					if(cur<m) cur_left+=a[i][cur]*n;
				}
				else
				{
					cur_left-=required;
					len=add(len,mp(required,a[i][cur]*n));
					required=0;
				}
			}
			cutpoint[i][j]=len;
			assert(len.se<=ll(1e9));
			//cerr<<i<<' '<<j<<' '<<cutpoint[i][j].fi<<' '<<cutpoint[i][j].se<<'\n';
		}
	}
	vector<ii> ans;
	vi vec;
	for(int j=0;j<n;j++)
	{
		ii minpt = mp(-1,-1); int id=-1;
		for(int i=0;i<n;i++)
		{
			if(used[i]) continue;
			if(minpt.fi<0) 
			{
				minpt=cutpoint[i][j]; id=i;
			}
			else if(cmp(cutpoint[i][j],minpt)) 
			{
				minpt=cutpoint[i][j]; id=i;
			}
		}
		vec.pb(id);
		ans.pb(minpt);
		used[id]=1;
	}
	for(int i=0;i<n-1;i++)
	{
		cout<<ans[i].fi<<' '<<ans[i].se<<'\n';
	}
	for(int i=0;i<n;i++)
	{
		cout<<vec[i]+1;
		if(i+1<n) cout<<' ';
	}
	cout<<'\n';
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 3 ms 512 KB Output is correct
10 Correct 3 ms 512 KB Output is correct
11 Correct 2 ms 512 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 3 ms 512 KB Output is correct
15 Correct 3 ms 512 KB Output is correct
16 Correct 3 ms 512 KB Output is correct
17 Correct 3 ms 512 KB Output is correct
18 Correct 3 ms 512 KB Output is correct
19 Correct 3 ms 512 KB Output is correct
20 Correct 3 ms 512 KB Output is correct
21 Correct 3 ms 512 KB Output is correct
22 Correct 3 ms 512 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 3 ms 512 KB Output is correct
25 Correct 3 ms 384 KB Output is correct
26 Correct 3 ms 384 KB Output is correct
27 Correct 2 ms 512 KB Output is correct

Subtask #3
71.0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 3 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 512 KB Output is correct
19 Correct 2 ms 512 KB Output is correct
20 Correct 2 ms 512 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 2 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 3 ms 512 KB Output is correct
25 Correct 3 ms 512 KB Output is correct
26 Correct 2 ms 512 KB Output is correct
27 Correct 2 ms 384 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 3 ms 512 KB Output is correct
30 Correct 3 ms 512 KB Output is correct
31 Correct 3 ms 512 KB Output is correct
32 Correct 3 ms 512 KB Output is correct
33 Correct 3 ms 512 KB Output is correct
34 Correct 3 ms 512 KB Output is correct
35 Correct 3 ms 512 KB Output is correct
36 Correct 3 ms 512 KB Output is correct
37 Correct 3 ms 512 KB Output is correct
38 Correct 2 ms 384 KB Output is correct
39 Correct 3 ms 512 KB Output is correct
40 Correct 3 ms 384 KB Output is correct
41 Correct 3 ms 384 KB Output is correct
42 Correct 2 ms 512 KB Output is correct
43 Correct 49 ms 13432 KB Output is correct
44 Correct 271 ms 57336 KB Output is correct
45 Correct 146 ms 25976 KB Output is correct
46 Correct 28 ms 4216 KB Output is correct
47 Correct 188 ms 37772 KB Output is correct
48 Correct 336 ms 79096 KB Output is correct
49 Correct 86 ms 24184 KB Output is correct
50 Correct 433 ms 100216 KB Output is correct
51 Correct 179 ms 42744 KB Output is correct
52 Correct 411 ms 86392 KB Output is correct
53 Correct 351 ms 79480 KB Output is correct
54 Correct 2 ms 384 KB Output is correct
55 Correct 164 ms 44024 KB Output is correct
56 Correct 264 ms 57392 KB Output is correct
57 Correct 210 ms 49272 KB Output is correct
58 Correct 339 ms 78212 KB Output is correct
59 Correct 219 ms 47224 KB Output is correct
60 Correct 616 ms 104952 KB Output is correct
61 Correct 599 ms 104824 KB Output is correct
62 Correct 592 ms 104620 KB Output is correct
63 Correct 602 ms 104952 KB Output is correct
64 Correct 620 ms 104952 KB Output is correct
65 Correct 552 ms 108152 KB Output is correct
66 Correct 543 ms 108128 KB Output is correct
67 Correct 536 ms 108280 KB Output is correct
68 Correct 251 ms 57688 KB Output is correct
69 Correct 266 ms 54436 KB Output is correct
70 Correct 300 ms 69072 KB Output is correct
71 Correct 397 ms 77324 KB Output is correct