Submission #1178108


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
        return r

    rr = 0
    for i in range(h):
        rr += sum(f(i,j) for j in range(w))
        rr %= mod
    return rr


print(main())

Submission Info

Submission Time
Task D - 経路
User iehn
Language PyPy3 (2.4.0)
Score 0
Code Size 1040 Byte
Status TLE
Exec Time 2138 ms
Memory 464236 KB

Judge Result

Set Name sample All
Score / Max Score 0 / 0 0 / 100
Status
AC × 2
AC × 23
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 AC 1397 ms 226144 KB
01.txt TLE 2138 ms 464236 KB
02.txt AC 872 ms 101592 KB
03.txt AC 300 ms 64236 KB
04.txt AC 300 ms 64236 KB
05.txt AC 289 ms 64236 KB
06.txt AC 310 ms 65644 KB
07.txt AC 343 ms 67564 KB
08.txt AC 340 ms 67816 KB
09.txt AC 297 ms 64236 KB
10.txt AC 364 ms 71124 KB
11.txt AC 1358 ms 120280 KB
12.txt AC 1454 ms 120280 KB
13.txt AC 1383 ms 121048 KB
14.txt AC 1389 ms 120152 KB
15.txt AC 1664 ms 208620 KB
16.txt AC 1385 ms 120664 KB
17.txt AC 1403 ms 120152 KB
18.txt AC 868 ms 100056 KB
19.txt AC 721 ms 88152 KB
sample01.txt AC 300 ms 64236 KB
sample02.txt AC 302 ms 64236 KB