Submission #1178115


Source Code Expand

import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time

sys.setrecursionlimit(10**7)
inf = 10**20
mod = 10**9 + 7

def LI(): return [int(x) for x in sys.stdin.readline().split()]
def LF(): return list(map(float, input().split()))
def LS(): return input().split()
def I(): return int(input())
def F(): return float(input())
def S(): return input()


def main():
    h,w = LI()
    a = [LI() for _ in range(h)]
    r = 0
    dy = [0,0,1,-1]
    dx = [1,-1,0,0]

    m = [[None]*w for _ in range(h)]
    def f(y,x):
        if m[y][x]:
            return m[y][x]

        r = 1
        k = a[y][x]
        for i in range(4):
            ty,tx = y+dy[i], x+dx[i]
            if 0 <= ty < h and 0 <= tx < w:
                if a[ty][tx] >= k:
                    continue
                r += f(ty,tx)
        m[y][x] = r % mod
        return m[y][x]

    return sum(sum(f(i,j) for j in range(w)) % mod for i in range(h)) % mod


print(main())

Submission Info

Submission Time
Task D - 経路
User iehn
Language Python (3.4.3)
Score 0
Code Size 1014 Byte
Status TLE
Exec Time 2108 ms
Memory 76864 KB

Judge Result

Set Name sample All
Score / Max Score 0 / 0 0 / 100
Status
AC × 2
AC × 12
TLE × 12
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 TLE 2108 ms 75716 KB
01.txt TLE 2108 ms 76800 KB
02.txt TLE 2104 ms 24148 KB
03.txt AC 40 ms 5328 KB
04.txt AC 40 ms 5336 KB
05.txt AC 40 ms 5336 KB
06.txt AC 42 ms 5460 KB
07.txt AC 43 ms 5456 KB
08.txt AC 41 ms 5456 KB
09.txt AC 40 ms 5336 KB
10.txt AC 47 ms 5460 KB
11.txt TLE 2107 ms 53836 KB
12.txt TLE 2107 ms 53844 KB
13.txt TLE 2107 ms 53964 KB
14.txt TLE 2107 ms 53848 KB
15.txt TLE 2108 ms 76864 KB
16.txt TLE 2106 ms 55888 KB
17.txt TLE 2107 ms 53844 KB
18.txt TLE 2105 ms 22100 KB
19.txt TLE 2105 ms 22096 KB
sample01.txt AC 40 ms 5332 KB
sample02.txt AC 40 ms 5328 KB