結果
| 問題 |
No.1043 直列大学
|
| コンテスト | |
| ユーザー |
w0mbat
|
| 提出日時 | 2020-05-01 23:04:25 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 342 ms / 2,000 ms |
| コード長 | 2,799 bytes |
| コンパイル時間 | 200 ms |
| コンパイル使用メモリ | 82,440 KB |
| 実行使用メモリ | 117,248 KB |
| 最終ジャッジ日時 | 2024-12-22 19:38:39 |
| 合計ジャッジ時間 | 5,710 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 28 |
ソースコード
import sys
def main():
input = sys.stdin.readline
N,M=map(int, input().split())
V=map(int, input().split())
R=map(int, input().split())
A,B=map(int, input().split())
dV=[0]*(1000*100+1)
dV[0]=1
for v in V:
for i in range(1000*100+1,-1,-1):
if i+v>1000*100: continue
dV[i+v]+=dV[i]
dR=[0]*(1000*100+1)
dR[0]=1
for r in R:
for i in range(1000*100+1,-1,-1):
if i+r>1000*100: continue
dR[i+r]+=dR[i]
for i in range(1,1000*100+1):
dV[i]+=dV[i-1]
ans=Mint()
for i in range(1,1000*100+1):
r=dR[i]
if r>0:
a=min(1000*100,i*A)
b=min(1000*100,i*B)
ans+=r*(dV[b]-dV[a-1])
print(ans)
MOD = 10**9+7
class Mint:
def __init__(self, value=0):
self.value = value % MOD
if self.value < 0: self.value += MOD
@staticmethod
def get_value(x): return x.value if isinstance(x, Mint) else x
def inverse(self):
a, b = self.value, MOD
u, v = 1, 0
while b:
t = a // b
b, a = a - t * b, b
v, u = u - t * v, v
if u < 0: u += MOD
return u
def __repr__(self): return str(self.value)
def __eq__(self, other): return self.value == other.value
def __neg__(self): return Mint(-self.value)
def __hash__(self): return hash(self.value)
def __bool__(self): return self.value != 0
def __iadd__(self, other):
self.value = (self.value + Mint.get_value(other)) % MOD
return self
def __add__(self, other):
new_obj = Mint(self.value)
new_obj += other
return new_obj
__radd__ = __add__
def __isub__(self, other):
self.value = (self.value - Mint.get_value(other)) % MOD
if self.value < 0: self.value += MOD
return self
def __sub__(self, other):
new_obj = Mint(self.value)
new_obj -= other
return new_obj
def __rsub__(self, other):
new_obj = Mint(Mint.get_value(other))
new_obj -= self
return new_obj
def __imul__(self, other):
self.value = self.value * Mint.get_value(other) % MOD
return self
def __mul__(self, other):
new_obj = Mint(self.value)
new_obj *= other
return new_obj
__rmul__ = __mul__
def __ifloordiv__(self, other):
other = other if isinstance(other, Mint) else Mint(other)
self *= other.inverse()
return self
def __floordiv__(self, other):
new_obj = Mint(self.value)
new_obj //= other
return new_obj
def __rfloordiv__(self, other):
new_obj = Mint(Mint.get_value(other))
new_obj //= self
return new_obj
if __name__ == '__main__':
main()
w0mbat