problem stringclasses 67
values | user stringlengths 13 13 | submission_order int64 1 57 | result stringclasses 10
values | execution_time stringlengths 0 8 | memory stringclasses 88
values | code stringlengths 47 7.62k |
|---|---|---|---|---|---|---|
QPC004_A4 | A322D2B79FAAA | 4 | RE | 1812 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
swap = np.array([[1,0,0,0],
[0,0,1,0],
[0,1,0,0],
[0,0,0,1]])
for i in reversed(range(0, n)):
qc.append(UnitaryGate(swap),[i-1,i])
# qc.cx(i-0,i-1)
# qc.cx(i-1,i)
return qc
''' |
QPC004_A4 | A322D2B79FAAA | 5 | RE | 2134 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
swap = np.array([[1,0,0,0],
[0,0,1,0],
[0,1,0,0],
[0,0,0,1]])
for i in reversed(range(0, n)):
qc.append(Operator(swap),[i-1,i])
# qc.cx(i-0,i-1)
# qc.cx(i-1,i)
return qc
''' |
QPC004_A4 | A322D2B79FAAA | 6 | AC | 2543 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in reversed(range(n - 1)):
qc.cx(i, i + 1)
qc.cx(i + 1, i)
return qc
''' |
QPC004_A4 | A3331B7981FE9 | 1 | DLE | 1582 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n - 1):
qc.cx(i, n - 1) # Step 1: CNOT with control q_i and target q_{n-1}
qc.cx(n - 1, i) # Step 2: CNOT with control q_{n-1} and target q_i
qc.cx(i, n - 1)
return qc
''' |
QPC004_A4 | A3331B7981FE9 | 2 | WA | 1794 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
half = n // 2
# Layer 1: For each pair, do the first CNOT.
for i in range(half):
qc.cx(i, n - i - 1)
# Layer 2: For each pair, do the second CNOT.
for i in range(half):
qc.cx(n - i - 1, i)
# Layer 3: For each pair, do the third CNOT.
for i in range(half):
qc.cx(i, n - i - 1)
return qc
''' |
QPC004_A4 | A3331B7981FE9 | 3 | AC | 1945 ms | 163 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-2, -1, -1):
qc.cx(i, i+1) # Copy the content of q[i] into q[i+1] (which is 0)
qc.cx(i+1, i) #
return qc
''' |
QPC004_A4 | A341177C52AB1 | 1 | TOE | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1,0,-1):
qc.cx(i-1,i)
qc.cx(i,i-1)
return qc
''' | ||
QPC004_A4 | A386D9388A983 | 1 | DLE | 3000 ms | 159 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1,0,-1):
qc.cx(i,i-1)
qc.cx(i-1,i)
qc.cx(i,i-1)
return qc
''' |
QPC004_A4 | A386D9388A983 | 2 | AC | 2106 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1,0,-1):
#qc.cx(i,i-1)
qc.cx(i-1,i)
qc.cx(i,i-1)
return qc
''' |
QPC004_A4 | A416745262925 | 1 | AC | 2111 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n // 2):
qc.cx(i, n - 1 - i)
qc.cx(n - 1 - i, i)
qc.cx(i, n - 1 - i)
for j in range((n - 1) // 2):
qc.cx(1 + j, n - 1 - j)
qc.cx(n - 1 - j, 1 + j)
qc.cx(1 + j, n - 1 - j)
return qc
''' |
QPC004_A4 | A45E8AF2DC02F | 1 | DLE | 2023 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n):
if n-i-2 < 0:
break
qc.cx(n-i-2,n-i-1)
qc.cx(n-i-1, n-i-2)
qc.cx(n-i-2, n-i-1)
return qc
''' |
QPC004_A4 | A45E8AF2DC02F | 2 | WA | 1765 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n):
if n-i-2 < 0:
break
qc.cx(n-i-2,n-i-1)
return qc
''' |
QPC004_A4 | A45E8AF2DC02F | 3 | AC | 2055 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n):
if n-i-2 < 0:
break
qc.cx(n-i-2,n-i-1)
qc.cx(n-i-1,n-i-2)
return qc
''' |
QPC004_A4 | A4B1337A6476E | 1 | DLE | 1769 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# n qubitのn番目のqubitを0番目にスワップする、swapゲートを使わない実装
# Xn-1=0 の条件あり
for i in range(n-1, 0, -1):
qc.cx(i-1, i)
qc.cx(i, i-1)
qc.cx(i-1, i)
return qc
''' |
QPC004_A4 | A4B1337A6476E | 2 | DLE | 2123 ms | 160 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(n-1, 0, -1):
qc.cx(i-1, i)
qc.cx(i, i-1)
qc.cx(i-1, i)
return qc
''' |
QPC004_A4 | A4B1337A6476E | 3 | WA | 1925 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(0, n-2):
qc.cx(i,n-2)
qc.cx(n-2,i)
qc.cx(i,n-2)
qc.cx(0, n-1)
qc.cx(n-1, 0)
qc.cx(0, n-1)
qc.x(0)
return qc
''' |
QPC004_A4 | A4B1337A6476E | 4 | WA | 1968 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(0, n-1):
qc.cx(i,n-1)
qc.cx(n-1,i)
qc.cx(i,n-1)
qc.x(0)
return qc
''' |
QPC004_A4 | A4B1337A6476E | 5 | WA | 2010 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.cx(0, n-1)
qc.cx(n-1, 0)
qc.cx(0, n-1)
qc.x(0)
for i in range(1, n-2):
qc.cx(i,n-2)
qc.cx(n-2,i)
qc.cx(i,n-2)
return qc
''' |
QPC004_A4 | A4B1337A6476E | 6 | RE | 2057 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
for i in range(n-1, 0, -1):
qc.cx(i-1, i)
qc.cx(i, i-1)
qc.cx(i-1, i)
return qc
''' |
QPC004_A4 | A4B1337A6476E | 7 | DLE | 1794 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(n-1, 0, -1):
qc.cx(i-1, i)
qc.cx(i, i-1)
qc.cx(i-1, i)
return qc
''' |
QPC004_A4 | A4B1337A6476E | 8 | WA | 1760 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.cx(0, n-1)
qc.cx(n-1, 0)
qc.cx(0, n-1)
for i in range(n-1, 0, -1):
qc.cx(i-1, i)
qc.cx(i, i-1)
qc.cx(i-1, i)
return qc
''' |
QPC004_A4 | A4B1337A6476E | 9 | WA | 1887 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(n//2):
qc.cx(i, n-1-i)
qc.cx(n-1-i, i)
qc.cx(i, n-1-i)
return qc
''' |
QPC004_A4 | A4B1337A6476E | 10 | WA | 1847 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(n//2):
qc.cx(i, n-1-i)
qc.cx(n-1-i, i)
qc.cx(i, n-1-i)
return qc
''' |
QPC004_A4 | A58CC1AC39DA9 | 1 | DLE | 1849 ms | 161 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1):
qc.cx(n-i-1, n-i-2)
qc.cx(n-i-2, n-i-1)
qc.cx(n-i-1, n-i-2)
return qc
''' |
QPC004_A4 | A58CC1AC39DA9 | 2 | WA | 1683 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1):
qc.cx(n-i-1, n-i-2)
return qc
''' |
QPC004_A4 | A58CC1AC39DA9 | 3 | WA | 1829 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1):
qc.cx(n-i-1, n-i-2)
qc.cx(n-i-2, n-i-1)
return qc
''' |
QPC004_A4 | A58CC1AC39DA9 | 4 | AC | 2517 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1):
qc.cx(n-i-2, n-i-1)
qc.cx(n-i-1, n-i-2)
return qc
''' |
QPC004_A4 | A5998F29AB64B | 1 | DLE | 1776 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def my_swap(qc, q1, q2):
qc.cx(q1, q2)
qc.cx(q2, q1)
qc.cx(q1, q2)
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in reversed(range(n-1)):
my_swap(qc, i, i+1)
return qc
''' |
QPC004_A4 | A5998F29AB64B | 2 | AC | 2092 ms | 163 MiB | '''python
from qiskit import QuantumCircuit
def my_swap(qc, q1, q2):
qc.cx(q1, q2)
qc.cx(q2, q1)
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in reversed(range(n-1)):
my_swap(qc, i, i+1)
return qc
''' |
QPC004_A4 | A5A432871A3EA | 1 | WA | 1780 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.x(n-1)
for i in range(2, n):
# 1 ~ N-1까지 반복
at = n-i-1
qc.ccx(n-1, at, at+1)
qc.ccx(n-1, at+1, at)
qc.ccx(n-1, at, at+1)
# qc가 1이면 0과 n-1을 swap
# qc가 0이면 swap하지 않음
qc.x(0)
qc.cx(0, n-1)
qc.x(0)
return qc
''' |
QPC004_A4 | A5A432871A3EA | 2 | DLE | 1556 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(1, n):
# 1 ~ N-1까지 반복
at = n-i-1
qc.cx(at, at+1)
qc.cx(at+1, at)
qc.cx(at, at+1)
return qc
''' |
QPC004_A4 | A5A432871A3EA | 3 | WA | 1711 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.x(n-1)
for i in range(1, n):
# 1 ~ N-1까지 반복
at = n-i-1
qc.cx(at, at+1)
qc.cx(at+1, at)
qc.cx(n-1, 0)
qc.cx(0, n-1)
return qc
''' |
QPC004_A4 | A5A432871A3EA | 4 | WA | 1764 ms | 163 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.x(n-1)
for i in range(1, n):
# 1 ~ N-1까지 반복
at = n-i-1
qc.cx(at, at+1)
qc.cx(at+1, at)
#qc.cx(n-1, 0)
#qc.cx(0, n-1)
return qc
''' |
QPC004_A4 | A5A432871A3EA | 5 | AC | 2542 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(1, n):
# 1 ~ N-1까지 반복
at = n-i-1
# at를 at+1로 밀기
qc.cx(at, at+1)
qc.cx(at+1, at)
return qc
''' |
QPC004_A4 | A5C3480530BC1 | 1 | WA | 2554 ms | 160 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply CNOT gates to perform the cyclic shift
for i in range(n - 1):
qc.cx(i, i + 1) # Move x_i to x_(i+1)
# Move the last qubit (which is always 0) to the first position
qc.cx(n - 1, 0) # Move x_(n-1) to x_0
return qc
''' |
QPC004_A4 | A5E4593EA1C98 | 1 | UGE | 1482 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def A3(n: int) -> QuantumCircuit:
def swap(n: int, qubit1: int, qubit2: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.cx(qubit1, qubit2)
qc.cx(qubit2, qubit1)
qc.cx(qubit1, qubit2)
return qc
qc = QuantumCircuit(n)
for i in reversed(range(n - 1)):
qc.compose(swap(n, i, i + 1), inplace=True)
return qc
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
A3_circuit = A3(n).to_instruction(label="A2")
qc.compose(A3_circuit, inplace=True)
return qc
''' |
QPC004_A4 | A5E4593EA1C98 | 2 | DLE | 1709 ms | 142 MiB | '''python
from qiskit import QuantumCircuit
def A3(n: int) -> QuantumCircuit:
def swap(n: int, qubit1: int, qubit2: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.cx(qubit1, qubit2)
qc.cx(qubit2, qubit1)
qc.cx(qubit1, qubit2)
return qc
qc = QuantumCircuit(n)
for i in reversed(range(n - 1)):
qc.compose(swap(n, i, i + 1), inplace=True)
return qc
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.compose(A3(n), inplace=True)
return qc
''' |
QPC004_A4 | A5E4593EA1C98 | 3 | UGE | 1503 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def A3(n: int) -> QuantumCircuit:
def swap(n: int, qubit1: int, qubit2: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.cx(qubit1, qubit2)
qc.cx(qubit2, qubit1)
qc.cx(qubit1, qubit2)
return qc
qc = QuantumCircuit(n)
for i in reversed(range(n - 1)):
qc.compose(swap(n, i, i + 1), inplace=True)
return qc
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.compose(A3(n).to_instruction(), inplace=True)
return qc
''' |
QPC004_A4 | A606272DCAC26 | 1 | RE | 1803 ms | 142 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def swap(qc,i,j):
qc.cx(i,j)
qc.cx(j,i)
qc.cx(i,j)
for i in range(n//2):
swap(qc,2*i,2*i+1)
for j in range(n-(n%2==0),2,-2):
swap(qc,j,j-2)
return qc
''' |
QPC004_A4 | A606272DCAC26 | 2 | RE | 1598 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> qt.QuantumCircuit:
qc = qt.QuantumCircuit(n)
# Write your code here:
def swap(qc,i,j):
qc.cx(i,j)
qc.cx(j,i)
qc.cx(i,j)
for i in range(0,n-1,2):
swap(qc,i,i+1)
for j in range(n-1-(n%2==0),1,-2):
print(j,n)
swap(qc,j,j-2)
return qc
''' |
QPC004_A4 | A606272DCAC26 | 3 | RE | 1681 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> qt.QuantumCircuit:
qc = qt.QuantumCircuit(n)
# Write your code here:
def sw(qc,i,j):
qc.cx(i,j)
qc.cx(j,i)
qc.cx(i,j)
for i in range(0,n-1,2):
sw(qc,i,i+1)
for j in range(n-1-(n%2==0),1,-2):
sw(qc,j,j-2)
return qc
''' |
QPC004_A4 | A606272DCAC26 | 4 | AC | 2096 ms | 143 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def sw(qc,i,j):
qc.cx(i,j)
qc.cx(j,i)
qc.cx(i,j)
for i in range(0,n-1,2):
sw(qc,i,i+1)
for j in range(n-1-(n%2==0),1,-2):
sw(qc,j,j-2)
return qc
''' |
QPC004_A4 | A61E4491E7FB4 | 1 | AC | 2758 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in reversed(range(n - 1)):
qc.cx(i,i+1)
qc.cx(i+1,i)
return qc
''' |
QPC004_A4 | A6227312D0392 | 1 | WA | 1782 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(n-2, -1, -1):
qc.cx(i, i+1)
return qc
''' |
QPC004_A4 | A6227312D0392 | 2 | AC | 2106 ms | 163 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(n-2, -1, -1):
qc.cx(i, i+1)
qc.cx(i+1,i)
return qc
''' |
QPC004_A4 | A6D6F94CA5422 | 1 | WA | 1845 ms | 160 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def swap(qc, a, b):
qc.cx(a, b)
qc.cx(b, a)
qc.cx(a, b)
rest = [*range(n)]
while rest:
newrest = []
for i in range(len(rest)//2):
a = rest[2*i]
b = rest[2*i+1]
rest.append(b)
swap(qc, a, b)
rest = newrest
return qc
''' |
QPC004_A4 | A6D6F94CA5422 | 2 | WA | 1665 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def swap(qc, a, b):
qc.cx(a, b)
qc.cx(b, a)
qc.cx(a, b)
rest = [*range(n)]
while rest:
newrest = []
for i in range(len(rest)//2):
a = rest[2*i]
b = rest[2*i+1]
newrest.append(b)
swap(qc, a, b)
rest = newrest
return qc
''' |
QPC004_A4 | A6D6F94CA5422 | 3 | WA | 1948 ms | 163 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def swap(qc, a, b):
qc.cx(a, b)
qc.cx(b, a)
qc.cx(a, b)
rest = [*range(n)]
while len(rest) != 1:
newrest = []
for i in range(len(rest)//2):
a = rest[2*i]
b = rest[2*i+1]
newrest.append(b)
swap(qc, a, b)
if len(rest)%2 == 1:
newrest.append(rest[-1])
rest = newrest
return qc
''' |
QPC004_A4 | A6D6F94CA5422 | 4 | DLE | 1672 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def swap(qc, a, b):
qc.cx(a, b)
qc.cx(b, a)
qc.cx(a, b)
now = [*range(n)]
ans = [n-1] + [*range(n-1)]
while now != ans:
t = -1
for i in range(n):
if now[i] != ans[i]:
if t != -1:
swap(qc, t, i)
now[t],now[i] = now[i],now[t]
else:
t = i
return qc
''' |
QPC004_A4 | A6D6F94CA5422 | 5 | TLE | 3000 ms | 163 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def swap(qc, a, b):
qc.cx(a, b)
qc.cx(b, a)
qc.cx(a, b)
now = [*range(n)]
ans = [n-1] + [*range(n-1)]
f = 1
while now != ans:
t = -1
for i in range(n)[::-1*f]:
if now[i] != ans[i]:
if t != -1:
swap(qc, t, i)
now[t],now[i] = now[i],now[t]
else:
t = i
f *= -1
return qc
''' |
QPC004_A4 | A6D6F94CA5422 | 6 | DLE | 1559 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def swap(qc, a, b):
qc.cx(a, b)
qc.cx(b, a)
qc.cx(a, b)
now = [*range(n)]
ans = [n-1] + [*range(n-1)]
f = 1
while now != ans:
t = -1
if f:
for i in range(n):
if now[i] != ans[i]:
if t != -1:
swap(qc, t, i)
now[t],now[i] = now[i],now[t]
else:
t = i
else:
for i in range(n-1,-1,-1):
if now[i] != ans[i]:
if t != -1:
swap(qc, t, i)
now[t],now[i] = now[i],now[t]
else:
t = i
f ^= 1
return qc
''' |
QPC004_A4 | A6DF521CC4636 | 1 | DLE | 1624 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in reversed(range(n-1)):
qc.cx(i, i+1)
qc.cx(i+1, i)
qc.cx(i, i+1)
return qc
''' |
QPC004_A4 | A6DF521CC4636 | 2 | RE | 1703 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.measure(n-1, 0)
for i in reversed(range(n - 1)):
qc.cx(i, i+1).c_if(0, 1)
qc.cx(i+1, i).c_if(0, 1)
qc.cx(i, i+1).c_if(0, 1)
return qc
''' |
QPC004_A4 | A6DF521CC4636 | 3 | UME | '''python
from qiskit import QuantumCircuit
from qiskit.quantum_info import Statevector
from qiskit.visualization import *
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.measure(n-1, 0)
for i in reversed(range(n - 1)):
qc.cx(i, i+1).c_if(0, 1)
qc.cx(i+1, i).c_if(0, 1)
qc.cx(i, i+1).c_if(0, 1)
return qc
''' | ||
QPC004_A4 | A6DF521CC4636 | 4 | UME | '''python
from qiskit import QuantumCircuit
from qiskit.quantum_info import Statevector
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.measure(n-1, 0)
for i in reversed(range(n - 1)):
qc.cx(i, i+1).c_if(0, 1)
qc.cx(i+1, i).c_if(0, 1)
qc.cx(i, i+1).c_if(0, 1)
return qc
''' | ||
QPC004_A4 | A6DF521CC4636 | 5 | WA | 1651 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def swap3(qc: QuantumCircuit, q1: int, q2: int):
"""
QiskitのSwapGateは禁止なので、
SWAP(q1,q2) を CNOT×3 に手動分解する。
- CNOT(q1->q2)
- CNOT(q2->q1)
- CNOT(q1->q2)
"""
qc.cx(q1, q2)
qc.cx(q2, q1)
qc.cx(q1, q2)
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# リング上の辺 E_i = (i, i-1 mod n)
# Layer0: i even
# Layer1: i odd
layer0 = []
layer1 = []
for i in range(n):
e = (i, (i - 1) % n)
if i % 2 == 0:
layer0.append(e)
else:
layer1.append(e)
# --- 第1層: 偶数 i の辺を並列SWAP ---
for (s, t) in layer0:
swap3(qc, s, t)
# --- 第2層: 奇数 i の辺を並列SWAP ---
for (s, t) in layer1:
swap3(qc, s, t)
return qc
''' |
QPC004_A4 | A6DF521CC4636 | 6 | WA | 1793 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def swap_adj(qc: QuantumCircuit, i: int, j: int):
"""
隣接SWAPを CNOT×3 で分解。
ただし i+1 = j を想定している。
"""
qc.cx(i, j)
qc.cx(j, i)
qc.cx(i, j)
def solve(n: int) -> QuantumCircuit:
"""
入力状態 |x0 x1 ... x_{n-2} 0> を
出力状態 |0 x0 x1 ... x_{n-2}> に写す回路を、
SwapGate禁止＆深さ<=20 で実装する。
"""
qc = QuantumCircuit(n)
# 右端のビット(=qubit n-1)を先頭(=qubit 0)へバブル移動
# それには (n-1) 回の「隣接SWAP(q[i], q[i+1])」が必要。
# しかし単純に直列実行すると深さが 3*(n-1) になってしまう。
#
# 下記では “odd-evenトランスフォーム” の要領で、ペアが重ならないSWAPを
# できるだけ同時並行に行い、深さを削減している。
#
# おおまかに:
# round 1: すべての偶数ペア (0,1), (2,3), (4,5),...
# round 2: すべての奇数ペア (1,2), (3,4), (5,6),...
# を繰り返し、右端ビットを順次左へシフト。
# ここでは “n-1” ステップを繰り返せば必ず最右ビットが先頭に来る
# (実際はバブル移動しながら全体を右回転する)。
# 各ステップは2サブラウンド(偶数ペアと奇数ペア)に分かれる。
# 1サブラウンド内は並列実行できるので、SWAP分の深さが3だけ加わる。
for step in range(n-1):
# サブラウンド1: 偶数ペアのSWAPを並列に
for i in range(0, n-1, 2):
swap_adj(qc, i, i+1)
# サブラウンド2: 奇数ペアのSWAPを並列に
for i in range(1, n-1, 2):
swap_adj(qc, i, i+1)
return qc
''' |
QPC004_A4 | A6DF521CC4636 | 7 | AC | 2051 ms | 163 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in reversed(range(n - 1)):
qc.cx(i, i+1)
qc.cx(i+1, i)
return qc
''' |
QPC004_A4 | A6E2501F2434E | 1 | AC | 2839 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n : int) -> QuantumCircuit:
qc = QuantumCircuit(n)
#隣と入れ替える
for i in range(int(n/2)):
qc.cx(2*i,2*i+1)
qc.cx(2*i+1,2*i)
qc.cx(2*i,2*i+1)
if(n%2 == 0):
n-=1
for i in range(n-1,0,-2):
qc.cx(i,i-2)
qc.cx(i-2,i)
qc.cx(i,i-2)
return qc
''' |
QPC004_A4 | A72E958C6C42B | 1 | AC | 2076 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for _ in reversed(range(n-1)):
qc.cx(_,_+1)
qc.cx(_+1,_)
return qc
''' |
QPC004_A4 | A753F7E0B4BF6 | 1 | RE | 1477 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n,1,-1):
qc.cx(i-1,i)
qc.cx(i,i-1)
return qc
''' |
QPC004_A4 | A753F7E0B4BF6 | 2 | AC | 1754 ms | 142 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1,0,-1):
qc.cx(i-1,i)
qc.cx(i,i-1)
return qc
''' |
QPC004_A4 | A7926B7C9A0E0 | 1 | AC | 1806 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n - 1):
qc.cx(n - i - 2, n - i - 1)
qc.cx(n - i - 1, n - i - 2)
return qc
''' |
QPC004_A4 | A7AB6B499FA95 | 1 | RE | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range (n-1):
qc.cx(n-1, i)
qc.cx(i, n-1)
qc.cx(n-1,i)
return qc
''' | ||
QPC004_A4 | A7AB6B499FA95 | 2 | DLE | 1647 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range (n-1):
qc.cx(n-1, i)
qc.cx(i, n-1)
qc.cx(n-1,i)
return qc
''' |
QPC004_A4 | A7AB6B499FA95 | 3 | WA | 1713 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range (n-1):
qc.cx(n-2-i, n-1-i)
return qc
''' |
QPC004_A4 | A7AB6B499FA95 | 4 | WA | 1639 ms | 161 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range (n-2):
qc.cx(n-2-i, n-1-i)
return qc
''' |
QPC004_A4 | A7AB6B499FA95 | 5 | WA | 1763 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range (n-2):
qc.cx(n-2-i, n-1-i)
return qc
''' |
QPC004_A4 | A7AB6B499FA95 | 6 | WA | 1949 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range (n-2):
qc.cx(i+1, i)
return qc
''' |
QPC004_A4 | A7AB6B499FA95 | 7 | WA | 1944 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range (n-2):
qc.cx(i+1, i)
qc.cx(i,i+1)
return qc
''' |
QPC004_A4 | A7AB6B499FA95 | 8 | WA | 1777 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range (n-1):
qc.cx(i+1, i)
qc.cx(i, i+1)
return qc
''' |
QPC004_A4 | A7AB6B499FA95 | 9 | AC | 2237 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range (n-1):
qc.cx(n-i-2, n-i-1)
qc.cx(n-i-1, n-i-2)
return qc
''' |
QPC004_A4 | A7B09671EF61A | 1 | RE | 2497 ms | 156 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in reversed(range(2*n-1)):
qc.cx(i, i+1)
qc.cx(i+1, i)
return qc
''' |
QPC004_A4 | A7B09671EF61A | 2 | AC | 2421 ms | 160 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in reversed(range(n-1)):
qc.cx(i, i+1)
qc.cx(i+1, i)
return qc
''' |
QPC004_A4 | A8330D8DFDE03 | 1 | AC | 1911 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n//2):
qc.cx(i, n - 1 - i)
qc.cx(n - 1 - i, i)
qc.cx(i, n - 1 - i)
for i in range(1, n//2 + n%2):
qc.cx(i, n - i)
qc.cx(n - i, i)
qc.cx(i, n - i)
return qc
''' |
QPC004_A4 | A853B6121B2E6 | 1 | AC | 1875 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1):
qc.cx(n-i-2, n-i-1)
qc.cx(n-i-1, n-i-2)
return qc
''' |
QPC004_A4 | A8D7148F00ADD | 1 | WA | 1744 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n):
qc.x(i)
for i in range(n-2, 0, -1):
qc.ccx(n-1, i-1, i)
qc.ccx(n-1, i, i-1)
qc.ccx(n-1, i-1, i)
# 0が1でn-1が0の時だけ交換
qc.x(n-1) # n-1を反転（0→1, 1→0）
qc.cx(0, n-1) # 0が1ならn-1を反転
qc.cx(n-1, 0) # n-1が1なら0を反転
qc.x(n-1) # n-1を元に戻す
for i in range(n):
qc.x(i)
return qc
''' |
QPC004_A4 | A8E870BC59177 | 1 | AC | 2098 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1):
j = n-1-i
k = n-2-i
qc.cx(k,j)
qc.cx(j,k)
return qc
''' |
QPC004_A4 | A9401218C2165 | 1 | DLE | 1864 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def cnot_swap(qc, q1, q2):
qc.cx(q1, q2)
qc.cx(q2, q1)
qc.cx(q1, q2)
for i in range(n-1):
cnot_swap(qc, 0, i+1)
return qc
''' |
QPC004_A4 | A9401218C2165 | 2 | WA | 1754 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def cnot_swap(qc, q1, q2):
qc.cx(q2, q1)
qc.cx(q1, q2)
for i in range(n-1):
cnot_swap(qc, 0, i+1)
qc.x(0)
return qc
''' |
QPC004_A4 | A9401218C2165 | 3 | WA | 1912 ms | 160 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1):
qc.h(n-i-2)
qc.cx(n-i-2, n-i-1)
return qc
''' |
QPC004_A4 | A94E80BD00F10 | 1 | AC | 2891 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def swap(a,b):
qc.cx(a,b)
qc.cx(b,a)
for i in range(n-1)[::-1]:
swap(i,i+1)
return qc
''' |
QPC004_A4 | A9B4B5279E210 | 1 | AC | 2566 ms | 162 MiB | '''python
from qiskit import QuantumCircuit, QuantumRegister
from math import pi, acos, sqrt, asin
from qiskit.circuit.library import XGate, ZGate
"""
You can apply oracle as follows:
qc.compose(o, inplace=True)
"""
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
def swap(a, b):
qc.cx(a, b)
qc.cx(b, a)
qc.cx(a, b)
# Write your code here:
def cyc(L, R):
if R - L == 1:
return
mid = (L + R) // 2
swap(mid - 1, R - 1)
cyc(L, mid)
cyc(mid, R)
cyc(0, n)
return qc
''' |
QPC004_A4 | AA31151CC9ECA | 1 | AC | 1948 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1,0,-1):
qc.cx(i-1,i)
qc.cx(i,i-1)
return qc
''' |
QPC004_A4 | AAB378C5A3EF3 | 1 | AC | 2207 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-2,-1,-1):
qc.cx(i,i+1)
qc.cx(i+1,i)
return qc
''' |
QPC004_A4 | AABC56EBA1CD2 | 1 | AC | 2047 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1, 0, -1):
qc.cx(i-1, i)
qc.cx(i, i-1)
#qc.cx(i-1, i)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 1 | DLE | 1760 ms | 160 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in reversed(range(n - 1)):
qc.cx(i, i + 1)
qc.cx(i + 1, i)
qc.cx(i, i + 1)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 2 | WA | 1820 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n - 1):
qc.cx(i, i + 1)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 3 | RE | 1679 ms | 157 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n):
qc.cx(i, i + 1)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 4 | WA | 2497 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n - 1):
qc.cx(i, i + 1)
qc.cx(n - 1, 0)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 5 | RE | 1517 ms | 158 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n):
qc.cx(i, i + 1)
qc.cx(n - 1, 0)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 6 | WA | 1590 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-2):
qc.cx(i, i + 1)
qc.cx(n - 1, 0)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 7 | DLE | 2138 ms | 161 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-1, 0, -1):
qc.cx(i, i-1)
qc.cx(i-1, i)
qc.cx(i, i-1)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 8 | WA | 2386 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def tdswap(QC,qi):#qi=0~n-2
qc.cx(qi+1,qi)
qc.cx(qi,qi+1)
for i in range(0,n-1):
tdswap(qc,i)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 9 | WA | 2245 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def tdswap(QC,qi):#qi=0~n-2
qc.cx(qi+1,qi)
qc.cx(qi,qi+1)
for i in range(n-2,-1, -1):
tdswap(qc,i)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 10 | WA | 1980 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def tdswap(QC,qi):#qi=0~n-2
qc.cx(qi,qi+1)
qc.cx(qi+1,qi)
for i in range(0,n-1):
tdswap(qc,i)
return qc
''' |
QPC004_A4 | AAC2A33C0BAC8 | 11 | AC | 2148 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
def tdswap(QC,qi):#qi=0~n-2
qc.cx(qi,qi+1)
qc.cx(qi+1,qi)
for i in range(n-2,-1,-1):
tdswap(qc,i)
return qc
''' |
QPC004_A4 | AAEFB26697847 | 1 | AC | 1895 ms | 163 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(n - 1)
for i in range(n - 2, -1, -1):
qc.cx(i + 1, i)
qc.cx(i, i + 1)
qc.h(0)
return qc
''' |
QPC004_A4 | AB7DBF9319832 | 1 | WA | 1787 ms | 162 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-2, -1, -1):
qc.cx(i+1,i)
qc.cx(i,i+1)
return qc
''' |
QPC004_A4 | AB7DBF9319832 | 2 | AC | 2182 ms | 163 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(n-2, -1, -1):
qc.cx(i,i+1)
qc.cx(i+1,i)
return qc
''' |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.