Submission #1454714


Source Code Expand

#include<iostream>
#include<algorithm>
using namespace std;
long long a[1010][1010],dp[1010][1010],h,w;

long long DFS(int y,int x){
	if(dp[y][x]>0)return dp[y][x];
	int dx[]={0,1,0,-1},dy[]={1,0,-1,0},cnt=1;
	for(int i=0;i<4;i++){
		int xx=x+dx[i],yy=y+dy[i];
		if(xx>=0&&xx<w&&yy>=0&&yy<h){
			if(a[y][x]<a[yy][xx]){
				cnt+=DFS(yy,xx);
			}
		}
	}
	dp[y][x]=cnt;
	return cnt;
}

int main(){
	cin>>h>>w;
	for(int i=0;i<h;i++){
		for(int j=0;j<w;j++){
			cin>>a[i][j];
			dp[i][j]=0;
		}
	}
	long long ans=0;
	for(int i=0;i<h;i++){
		for(int j=0;j<w;j++){
			ans+=DFS(i,j);
		}
	}
	cout<<ans<<endl;
	return 0;
}

Submission Info

Submission Time
Task D - 経路
User ynymxiaolongbao
Language C++14 (GCC 5.4.1)
Score 0
Code Size 651 Byte
Status WA
Exec Time 2104 ms
Memory 16384 KB

Judge Result

Set Name sample All
Score / Max Score 0 / 0 0 / 100
Status
AC × 2
AC × 21
WA × 2
TLE × 1
Set Name Test Cases
sample sample01.txt, sample02.txt
All 00.txt, 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, sample01.txt, sample02.txt, sample01.txt, sample02.txt
Case Name Status Exec Time Memory
00.txt WA 1228 ms 16384 KB
01.txt TLE 2104 ms 16256 KB
02.txt AC 170 ms 16128 KB
03.txt AC 2 ms 2304 KB
04.txt AC 2 ms 2304 KB
05.txt AC 2 ms 2304 KB
06.txt AC 2 ms 2304 KB
07.txt AC 2 ms 2304 KB
08.txt AC 2 ms 2432 KB
09.txt AC 2 ms 2304 KB
10.txt AC 3 ms 4608 KB
11.txt AC 427 ms 16128 KB
12.txt AC 431 ms 16128 KB
13.txt AC 423 ms 16128 KB
14.txt AC 424 ms 16128 KB
15.txt WA 981 ms 16384 KB
16.txt AC 423 ms 16128 KB
17.txt AC 432 ms 16128 KB
18.txt AC 181 ms 16128 KB
19.txt AC 172 ms 16128 KB
sample01.txt AC 2 ms 2304 KB
sample02.txt AC 2 ms 2304 KB