Submission #1885959


Source Code Expand

def comb(n,k):
    ret = 1
    for i in range(k):
        ret *= n-i
        ret //= i+1
    return ret

mod = 10**9+7
n,m = map(int,input().split())
n = abs(n)

res = (2**m)//2%mod
for i in range(2,1000000):
    if i**2 > n: break
    if n%i==0:
        npow = 0
        while n%i==0:
            n //= i
            npow += 1
        res *= comb(npow+m-1,npow)
        res %= mod
if n > 1:
    res = res*m%mod
print(res)

Submission Info

Submission Time
Task D - 表現の自由 ( Freedom of expression )
User omi
Language Python (3.4.3)
Score 100
Code Size 447 Byte
Status AC
Exec Time 30 ms
Memory 3064 KB

Judge Result

Set Name All
Score / Max Score 100 / 100
Status
AC × 40
Set Name Test Cases
All 00_max.txt, 00_max2.txt, 00_max3.txt, 00_min.txt, 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 01_rnd_00.txt, 01_rnd_01.txt, 01_rnd_02.txt, 01_rnd_03.txt, 01_rnd_04.txt, 01_rnd_05.txt, 01_rnd_06.txt, 01_rnd_07.txt, 01_rnd_08.txt, 01_rnd_09.txt, 01_rnd_10.txt, 01_rnd_11.txt, 01_rnd_12.txt, 01_rnd_13.txt, 01_rnd_14.txt, 01_rnd_15.txt, 01_rnd_16.txt, 01_rnd_17.txt, 01_rnd_18.txt, 01_rnd_19.txt, 01_rnd_20.txt, 01_rnd_21.txt, 01_rnd_22.txt, 01_rnd_23.txt, 01_rnd_24.txt, 01_rnd_25.txt, 01_rnd_26.txt, 01_rnd_27.txt, 01_rnd_28.txt, 01_rnd_29.txt, 04_primes_01.txt, 04_primes_02.txt
Case Name Status Exec Time Memory
00_max.txt AC 19 ms 3064 KB
00_max2.txt AC 18 ms 3064 KB
00_max3.txt AC 18 ms 3064 KB
00_min.txt AC 17 ms 3064 KB
00_sample_01.txt AC 17 ms 3064 KB
00_sample_02.txt AC 17 ms 3064 KB
00_sample_03.txt AC 17 ms 3064 KB
00_sample_04.txt AC 17 ms 3064 KB
01_rnd_00.txt AC 17 ms 3064 KB
01_rnd_01.txt AC 20 ms 3064 KB
01_rnd_02.txt AC 17 ms 3064 KB
01_rnd_03.txt AC 20 ms 3064 KB
01_rnd_04.txt AC 18 ms 3064 KB
01_rnd_05.txt AC 17 ms 3064 KB
01_rnd_06.txt AC 21 ms 3060 KB
01_rnd_07.txt AC 18 ms 3064 KB
01_rnd_08.txt AC 17 ms 3064 KB
01_rnd_09.txt AC 19 ms 3064 KB
01_rnd_10.txt AC 18 ms 3064 KB
01_rnd_11.txt AC 17 ms 3064 KB
01_rnd_12.txt AC 18 ms 3064 KB
01_rnd_13.txt AC 17 ms 3060 KB
01_rnd_14.txt AC 18 ms 3064 KB
01_rnd_15.txt AC 18 ms 3064 KB
01_rnd_16.txt AC 18 ms 3064 KB
01_rnd_17.txt AC 18 ms 3060 KB
01_rnd_18.txt AC 18 ms 3064 KB
01_rnd_19.txt AC 17 ms 3064 KB
01_rnd_20.txt AC 29 ms 3064 KB
01_rnd_21.txt AC 18 ms 3064 KB
01_rnd_22.txt AC 19 ms 3064 KB
01_rnd_23.txt AC 21 ms 3064 KB
01_rnd_24.txt AC 22 ms 3064 KB
01_rnd_25.txt AC 18 ms 3064 KB
01_rnd_26.txt AC 18 ms 3064 KB
01_rnd_27.txt AC 19 ms 3064 KB
01_rnd_28.txt AC 17 ms 3064 KB
01_rnd_29.txt AC 18 ms 3064 KB
04_primes_01.txt AC 30 ms 3064 KB
04_primes_02.txt AC 30 ms 3064 KB