oj.uz

Submission #126074

# Submission time Handle Problem Language Result Execution time Memory
126074 2019-07-07T02:16:41 Z nxteru Wombats (IOI13_wombats) C++14
28 / 100
 885 ms 262144 KB 
#include "wombats.h"
#include <bits/stdc++.h>
using namespace std;
#define INF 1000000001
struct node{
	int n,d[200][200];
	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[205][205];
		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<<10];
	void ini(int x){
		n=x;
		for(int i=0;i<1<<10;i++)seg[i].ini(n);
	}
	void up(int a,node &q){
		a+=(1<<9)-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

# Verdict Execution time Memory Grader output
1 Runtime error 450 ms 262144 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 6520 KB Output is correct
2 Correct 7 ms 6392 KB Output is correct
3 Correct 7 ms 6520 KB Output is correct
4 Correct 28 ms 26360 KB Output is correct
5 Correct 26 ms 26360 KB Output is correct
6 Correct 26 ms 26420 KB Output is correct
7 Correct 29 ms 26488 KB Output is correct
8 Correct 25 ms 25464 KB Output is correct
9 Correct 26 ms 26232 KB Output is correct
10 Correct 27 ms 25592 KB Output is correct
11 Correct 103 ms 28792 KB Output is correct
12 Correct 26 ms 26360 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 386 ms 100280 KB Output is correct
2 Correct 348 ms 99464 KB Output is correct
3 Correct 387 ms 100316 KB Output is correct
4 Correct 409 ms 100344 KB Output is correct
5 Correct 376 ms 99656 KB Output is correct
6 Correct 7 ms 6392 KB Output is correct
7 Correct 7 ms 6524 KB Output is correct
8 Correct 7 ms 6392 KB Output is correct
9 Correct 885 ms 100340 KB Output is correct
10 Correct 10 ms 9208 KB Output is correct

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Runtime error 450 ms 262144 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 382 ms 100192 KB Output is correct
2 Correct 362 ms 99684 KB Output is correct
3 Correct 388 ms 100216 KB Output is correct
4 Correct 391 ms 100308 KB Output is correct
5 Correct 401 ms 99596 KB Output is correct
6 Runtime error 467 ms 262144 KB Execution killed with signal 11 (could be triggered by violating memory limits)
7 Halted 0 ms 0 KB -

Subtask #6
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 387 ms 100344 KB Output is correct
2 Correct 357 ms 99468 KB Output is correct
3 Correct 388 ms 100348 KB Output is correct
4 Correct 391 ms 100216 KB Output is correct
5 Correct 380 ms 99704 KB Output is correct
6 Runtime error 471 ms 262144 KB Execution killed with signal 11 (could be triggered by violating memory limits)
7 Halted 0 ms 0 KB -