Submission #978322

Source Code Expand

from math import factorial as fact

MOD = int(1e9 + 7)
w, h = map(int, input().split())

def inv(x):
    return pow(x, MOD-2, MOD)

def comb(n, r):
    return (fact(n) * inv(fact(n-r)) * inv(fact(r))) % MOD

print(comb(h+w-2, h-1))

Submission Info

Submission Time
Task C - 経路
User fushime2
Language Python (3.4.2)
Score 101
Code Size 242 Byte
Status AC
Exec Time 1160 ms
Memory 6368 KB

Judge Result

Set Name Sample Dataset1 Dataset2 All
Score / Max Score 0 / 0 50 / 50 50 / 50 1 / 1
Status
AC × 2
AC × 12
AC × 24
AC × 35
Set Name Test Cases
Sample s0.txt, s1.txt
Dataset1 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, s0.txt
Dataset2 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, s0.txt, s1.txt
All 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, 032.txt, s0.txt, s1.txt
Case Name Status Exec Time Memory
000.txt AC 57 ms 4260 KB
001.txt AC 49 ms 4316 KB
002.txt AC 51 ms 4312 KB
003.txt AC 48 ms 4308 KB
004.txt AC 50 ms 4260 KB
005.txt AC 48 ms 4312 KB
006.txt AC 50 ms 4260 KB
007.txt AC 48 ms 4260 KB
008.txt AC 49 ms 4316 KB
009.txt AC 48 ms 4316 KB
010.txt AC 48 ms 4356 KB
011.txt AC 51 ms 4260 KB
012.txt AC 50 ms 4332 KB
013.txt AC 51 ms 4312 KB
014.txt AC 51 ms 4256 KB
015.txt AC 49 ms 4316 KB
016.txt AC 50 ms 4260 KB
017.txt AC 50 ms 4232 KB
018.txt AC 50 ms 4260 KB
019.txt AC 50 ms 4256 KB
020.txt AC 50 ms 4260 KB
021.txt AC 50 ms 4364 KB
022.txt AC 865 ms 5992 KB
023.txt AC 692 ms 5896 KB
024.txt AC 617 ms 5632 KB
025.txt AC 135 ms 4736 KB
026.txt AC 118 ms 4668 KB
027.txt AC 579 ms 5584 KB
028.txt AC 750 ms 5888 KB
029.txt AC 290 ms 5072 KB
030.txt AC 714 ms 5772 KB
031.txt AC 481 ms 5440 KB
032.txt AC 1160 ms 6368 KB
s0.txt AC 50 ms 4296 KB
s1.txt AC 51 ms 4260 KB