Submission #358430

#	Time	Username	Problem	Language	Result	Execution time	Memory
358430		juggernaut	Wombats (IOI13_wombats)	C++14	9 / 100	2779 ms	8280 KiB

wombats

#include"wombats.h"
#ifndef EVAL
#include"grader.c"
#endif
#include<bits/stdc++.h>
using namespace std;
int h[200][5000],v[200][5000],dp[200];
int n,m;
void init(int R,int C,int H[5000][200],int V[5000][200]){
    n=R,m=C;
    for(int y=0;y<n;y++)
        for(int x=0;x+1<m;x++)h[x][y]=H[y][x];
    for(int x=0;x<m;x++)
        for(int y=0;y+1<n;y++)v[x][y]=V[y][x];
}
void changeH(int P,int Q,int W){
    h[Q][P]=W;
}
void changeV(int P,int Q,int W){
    v[Q][P]=W;
}
int escape(int V1,int V2){
    for(int x=0;x<m;x++)dp[x]=2e9;
    dp[V1]=0;
    for(int x=0;x+1<m;x++)dp[x+1]=min(dp[x+1],dp[x]+v[x][0]);
    for(int x=m-1;x>0;x--)dp[x-1]=min(dp[x-1],dp[x]+v[x-1][0]);
    for(int y=0;y+1<n;y++){
        for(int x=0;x<m;x++)dp[x]+=v[x][y];
        for(int x=0;x+1<m;x++)dp[x+1]=min(dp[x+1],dp[x]+v[x][y+1]);
        for(int x=m-1;x>0;x--)dp[x-1]=min(dp[x-1],dp[x]+v[x-1][y+1]);
    }
    return dp[V2];
}

Compilation message (stderr)

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

• Subtask 1: 9 / 9
• Subtask 2: 0 / 12
• Subtask 3: 0 / 16
• Subtask 4: 0 / 18
• Subtask 5: 0 / 21
• Subtask 6: 0 / 24