oj.uz

답안 #126090

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
126090 2019-07-07T03:18:43 Z nxteru 웜뱃 (IOI13_wombats) C++14
12 / 100
 319 ms 262144 KB 
#include "wombats.h"
#include <bits/stdc++.h>
using namespace std;
#define INF 1000000001
struct node{
	int n,d[100][100];
	void ini(int x){
		n=x;
		for(int i=0;i<n;i++){
			for(int j=0;j<n;j++){
				if(i==j)d[i][j]=0;
				else d[i][j]=INF;
			}
		}
	}
	node plus(node &q){
		node res;
		res.ini(n);
		int a[105][105];
		for(int i=n-1;i>-n;i--){
			for(int j=max(-i,0);i+j<n&&j<n;j++){
				int x,y;
				if(j-1>=0)x=a[i+j][j-1];
				else x=0;
				if(i+j+1<n)y=a[i+j+1][j];
				else y=n-1;
				for(int k=x;k<=y;k++)if(d[i+j][k]+q.d[k][j]<d[i+j][x]+q.d[x][j])x=k;
				a[i+j][j]=x;
				res.d[i+j][j]=min(d[i+j][x]+q.d[x][j],INF);
			}
		}
		return res;
	}
};
struct SEG{
	int n;
	node seg[1<<14];
	void ini(int x){
		n=x;
		for(int i=0;i<1<<14;i++)seg[i].ini(n);
	}
	void up(int a,node &q){
		a+=(1<<13)-1;
		seg[a]=q;
		while(a>0){
			a=(a-1)/2;
			seg[a]=seg[a*2+1].plus(seg[a*2+2]);
		}
	}
};
int h[5005][205],w[5005][205],n,m,p[205];
SEG s;
void change(int x){
	p[0]=0;
	for(int i=1;i<m;i++)p[i]=p[i-1]+h[x][i-1];
	node res;
	res.ini(m);
	for(int i=0;i<m;i++){
		for(int j=0;j<m;j++){
			res.d[i][j]=p[max(i,j)]-p[min(i,j)]+w[x][j];
		}
	}
	s.up(x,res);
}
void init(int R, int C, int H[5000][200], int V[5000][200]) {
   n=R,m=C;
   s.ini(m);
   for(int i=0;i<n;i++)for(int j=0;j<m-1;j++)h[i][j]=H[i][j];
   for(int i=0;i<n-1;i++)for(int j=0;j<m;j++)w[i][j]=V[i][j];
   for(int i=0;i<n;i++)change(i);
}
void changeH(int a, int b, int x) {
    h[a][b]=x;
    change(a);
}
 
void changeV(int a, int b, int x) {
    w[a][b]=x;
    change(a);
}
 
int escape(int a, int b) {
    return s.seg[0].d[a][b];
}

Compilation message

grader.c: In function 'int main()':
grader.c:15:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
  int res;
      ^~~

Subtask #1
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 319 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 52 ms 67708 KB Output is correct
2 Correct 53 ms 67752 KB Output is correct
3 Correct 52 ms 67676 KB Output is correct
4 Correct 152 ms 191392 KB Output is correct
5 Correct 151 ms 191484 KB Output is correct
6 Correct 152 ms 191480 KB Output is correct
7 Correct 151 ms 191440 KB Output is correct
8 Correct 146 ms 184952 KB Output is correct
9 Correct 172 ms 191540 KB Output is correct
10 Correct 162 ms 184968 KB Output is correct
11 Correct 236 ms 192752 KB Output is correct
12 Correct 152 ms 191480 KB Output is correct

Subtask #3
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 256 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 313 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 255 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #6
0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 255 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -