oj.uz

Submission #783402

# Submission time Handle Problem Language Result Execution time Memory
783402 2023-07-14T22:30:54 Z tolbi Wombats (IOI13_wombats) C++17
28 / 100
 237 ms 28772 KB 
#pragma optimize("Bismillahirrahmanirrahim")
//█▀█─█──█──█▀█─█─█
//█▄█─█──█──█▄█─█■█
//█─█─█▄─█▄─█─█─█─█
//Allahuekber
//ahmet23 orz...
//FatihSultanMehmedHan
//YavuzSultanSelimHan
//AbdulhamidHan
//Sani buyuk Osman Pasa Plevneden cikmam diyor
#define author tolbi
#include<bits/stdc++.h>
using namespace std;
template<typename X, typename Y> ostream& operator<<(ostream& os, pair<X,Y> pr){return os<<pr.first<<" "<<pr.second;}
template<typename X> ostream& operator<<(ostream& os, vector<X> v){for (auto &it : v) os<<it; return os;}
template<typename X, size_t Y> ostream& operator<<(ostream& os, array<X,Y> v){for (auto &it : v) os<<it; return os;}
#define endl '\n'
#define deci(x) int x;cin>>x;
#define decstr(x) string x;cin>>x;
#define vint(x) vector<int> x
#define sortarr(x) sort(x.begin(), x.end())
#define sortrarr(x) sort(x.rbegin(), x.rend())
#define rev(x) reverse(x.begin(), x.end())
#define tol(bi) (1LL<<((long long)(bi)))
#define coutarr(x) for (auto &it : x) cout<<it<<" ";cout<<endl;
typedef long long ll;
const ll INF = 1e12;
const int MOD = 1e9+7;
mt19937 ayahya(chrono::high_resolution_clock().now().time_since_epoch().count());
#include "wombats.h"
const int MAXM = 100;
const int MAXN = 5200;
const int MAXSEG = 1000;
const int BL = 100;
int bls;
//MEMORY LIMIT 	BL*4*200*200 \
TIME LIMIT 	500*(5000/BL+log2(BL))*200*200
ll segtree[MAXSEG][MAXM][MAXM];
int n, m;
ll v[MAXN][MAXM],h[MAXN][MAXM];
int opt[MAXM][MAXM];
int segsize;
ll cost[MAXM][MAXM];
ll newc[MAXM][MAXM];
void merge(int node){
	if (node*2+1>=segsize){
		int blc = node-segsize/2;
		for (int i = 0; i < m; i++){
			for (int j = 0; j < m; j++){
				if (i==j) segtree[node][i][j]=0;
				else segtree[node][i][j]=INF;
			}
		}
		for (int pos = bls*blc; pos < bls*blc+bls; pos++){
			for (int i = 0; i < m; i++){
				ll crr = 0;
				for (int j = i; j < m; j++){
					cost[i][j]=crr+v[pos][j];
					if (j<m-1) crr+=h[pos][j];
				}
				crr = 0;
				for (int j = i; j >= 0; j--){
					cost[i][j]=crr+v[pos][j];
					if (j>0) crr+=h[pos][j-1];
				}
			}
			for (int i = m-1; i >= 0; i--){
				for (int j = 0; j < m; j++){
					int lrang = 0;
					if (j>0) lrang = max(lrang, opt[i][j-1]);
					int rrang = m-1;
					if (i<m-1) rrang = min(rrang,opt[i+1][j]);
					newc[i][j]=segtree[node][i][lrang]+cost[lrang][j];
					opt[i][j]=lrang;
					for (int k = lrang; k <= rrang; k++){
						if (segtree[node][i][k]+cost[k][j]<newc[i][j]){
							newc[i][j]=segtree[node][i][k]+cost[k][j];
							opt[i][j]=k;
						}
					}
				}
			}
			swap(segtree[node],newc);
		}
		return;
	}
	int up = node*2+1;
	int down = node*2+2;
	for (int i = m-1; i >= 0; i--){
		for (int j = 0; j < m; j++){
			int lrang=0;
			if (j>0) lrang=max(lrang,opt[i][j-1]);
			int rrang=m-1;
			if (i<m-1) rrang=min(rrang,opt[i+1][j]);
			segtree[node][i][j]=segtree[up][i][lrang]+segtree[down][lrang][j];
			opt[i][j]=lrang;
			for (int k = lrang; k <= rrang; k++){
				if (segtree[up][i][k]+segtree[down][k][j]<segtree[node][i][j]){
					segtree[node][i][j]=segtree[up][i][k]+segtree[down][k][j];
					opt[i][j]=k;
				}
			}
		}
	}
}
void init(int R, int C, int H[5000][200], int V[5000][200]) {
	n=R,m=C;
	for (int i = 0; i < MAXN; i++){
		for (int j = 0; j < MAXM; j++){
			if (i<R-1 && j<C) v[i][j]=V[i][j];
			else v[i][j]=0ll;
			if (i<R && j<C-1) h[i][j]=H[i][j];
			else h[i][j]=INF;
		}
	}
	bls=(n+BL-1)/BL;
	segsize=tol(ceil(log2(BL)+1))-1;
	for (int i = segsize-1; i >= 0; i--){
		merge(i);
	}
}
void changeH(int P, int Q, int W) {
	h[P][Q]=W;
	P=(P/bls)+segsize/2;
	merge(P);
	while (P>0){
		P=(P-1)/2;
		merge(P);
	}
}
void changeV(int P, int Q, int W) {
	v[P][Q]=W;
	P=(P/bls)+segsize/2;
	merge(P);
	while (P>0){
		P=(P-1)/2;
		merge(P);
	}
}
int escape(int V1, int V2) {
	return segtree[0][V1][V2];
}

Compilation message

grader.c: In function 'int main()':
grader.c:15:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
   15 |  int res;
      |      ^~~
wombats.cpp:1: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    1 | #pragma optimize("Bismillahirrahmanirrahim")
      | 
wombats.cpp:36:1: warning: multi-line comment [-Wcomment]
   36 | //MEMORY LIMIT  BL*4*200*200 \
      | ^

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 215 ms 22996 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 19028 KB Output is correct
2 Correct 13 ms 19080 KB Output is correct
3 Correct 10 ms 19028 KB Output is correct
4 Correct 10 ms 20948 KB Output is correct
5 Correct 10 ms 20972 KB Output is correct
6 Correct 10 ms 21056 KB Output is correct
7 Correct 10 ms 20940 KB Output is correct
8 Correct 11 ms 20884 KB Output is correct
9 Correct 14 ms 20964 KB Output is correct
10 Correct 11 ms 20948 KB Output is correct
11 Correct 68 ms 21960 KB Output is correct
12 Correct 11 ms 20948 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 28764 KB Output is correct
2 Correct 65 ms 28716 KB Output is correct
3 Correct 81 ms 28688 KB Output is correct
4 Correct 81 ms 28772 KB Output is correct
5 Correct 78 ms 28772 KB Output is correct
6 Correct 10 ms 19028 KB Output is correct
7 Correct 9 ms 18988 KB Output is correct
8 Correct 9 ms 18976 KB Output is correct
9 Correct 237 ms 28768 KB Output is correct
10 Correct 9 ms 19412 KB Output is correct

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 235 ms 26996 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 28768 KB Output is correct
2 Correct 64 ms 28764 KB Output is correct
3 Correct 79 ms 28768 KB Output is correct
4 Correct 79 ms 28756 KB Output is correct
5 Correct 83 ms 28752 KB Output is correct
6 Incorrect 232 ms 27000 KB Output isn't correct
7 Halted 0 ms 0 KB -

Subtask #6
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 76 ms 28756 KB Output is correct
2 Correct 65 ms 28772 KB Output is correct
3 Correct 82 ms 28660 KB Output is correct
4 Correct 89 ms 28772 KB Output is correct
5 Correct 90 ms 28768 KB Output is correct
6 Incorrect 211 ms 26960 KB Output isn't correct
7 Halted 0 ms 0 KB -