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 |
|---|---|---|---|---|---|---|
QPC002_A4 | AC44C1006634B | 10 | DLE | 1281 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
import math
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
if n > 0:
qc.h(0) # Apply Hadamard gate to the first qubit
if n > 1:
for i in range(1, n):
qc.cx(0, i) # Apply CNOT gates with the first qubit as control
if n > 0:
qc.z(0)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 1 | RE | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(1, n):
qc.cx(0, i)
qc.z(n-)
return qc
''' | ||
QPC002_A4 | AC4D35B2115DB | 2 | DLE | 1584 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(1, n):
qc.cx(0, i)
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 3 | RE | 1436 ms | 140 MiB | '''python
def solve(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
# すべての制御Xゲートを並列に実行
for i in range(1, n):
qc.cx(0, i)
# 並列に Z ゲートを適用する
qc.z(0)
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 4 | WA | 1200 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
# すべての制御Xゲートを並列に実行
for i in range(1, n):
qc.cx(0, i)
# 並列に Z ゲートを適用する
qc.z(0)
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 5 | WA | 1301 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def solve(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
# 偶数と奇数の処理
for i in range(1, n, 2): # 1つ飛ばしで偶数インデックスに対してCXを適用
qc.cx(i - 1, i)
if n % 2 == 1: # 奇数の場合、最後の量子ビットもペアリング
qc.cx(n - 2, n - 1)
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 6 | RE | 1106 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def create_bell_state(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
# 1つ目の量子ビットにハダマードゲートを適用
qc.h(0)
# CNOTゲートを順次適用して、エンタングルメントを作成
for i in range(1, n):
qc.cx(i-1, i)
# 最後に、Zゲートを適用して位相反転を行う
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 7 | RE | 1088 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def create_bell_state(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(1, n, 2):
qc.h(i - 1)
qc.cx(i - 1, i)
if n % 2 == 1:
qc.h(n - 2)
qc.cx(n - 2, n - 1)
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 8 | RE | 1551 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def create_entangled_state(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
# 最初の量子ビットにハダマードゲートを適用
qc.h(0)
# 1つ目と2つ目の量子ビット間にCXゲートを適用
qc.cx(0, 1)
# 2つ目以降を並列化してCXゲートを適用
for i in range(2, n):
qc.cx(1, i)
# 最後に、Zゲートを適用して |111...1> の振幅を -1 にする
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 9 | RE | 1435 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def create_fully_parallel_entangled_state(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
# 量子ビット0にハダマードゲートを適用
qc.h(0)
# 最初の量子ビット0と1の間にCXゲートを適用
qc.cx(0, 1)
# 2つ目の量子ビットを制御ビットとして、他の量子ビットにCXゲートを並列に適用
for i in range(2, n, 2):
qc.cx(1, i)
if i + 1 < n:
qc.cx(1, i + 1)
# さらに並列化: 2段階目の並列化 (この例では、3と4に並列に適用)
for i in range(3, n, 2):
if i + 1 < n:
qc.cx(2, i + 1)
# 最後に、Zゲートを適用して |111...1> の振幅を -1 にする
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 10 | RE | 1121 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
from qiskit.circuit.library import MCXGate
def create_entangled_state_with_mcx(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
# 最初の量子ビットにハダマードゲートを適用
qc.h(0)
# 多重制御CXゲートを適用して、全ての量子ビットをエンタングルメント
if n > 2:
mcx_gate = MCXGate(num_ctrl_qubits=n-2)
qc.append(mcx_gate, [i for i in range(n)])
else:
qc.cx(0, 1)
# 最後に、Zゲートを適用して |111...1> の振幅を -1 にする
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 11 | RE | 1384 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def create_entangled_state_with_mcx(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Step 1: 1から n % 2 個目までの量子ビットに H ゲートを適用
for i in range(0, n % 2):
qc.h(i)
# Step 2: 1個目と n % 2 + 1 個目の量子ビットに CX ゲートを適用
for i in range(0, n - 1, 2):
if i + (n % 2) < n:
qc.cx(i, i + (n % 2))
return qc
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 12 | RE | 1452 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def create_entangled_state_with_mcx(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(0, n % 2):
qc.h(i)
for i in range(0, n % 2 + 1):
qc.cx(i, i + (n % 2 + 1))
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 13 | RE | 1350 ms | 141 MiB | '''python
def solve(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(0, n, 2):
qc.h(i)
# 偶数と奇数の処理
for i in range(1, n, 2): # 1つ飛ばしで偶数インデックスに対してCXを適用
qc.cx(i - 1, i)
if n % 2 == 1: # 奇数の場合、最後の量子ビットもペアリング
qc.cx(n - 2, n - 1)
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 14 | WA | 1649 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(0, n, 2):
qc.h(i)
# 偶数と奇数の処理
for i in range(1, n, 2): # 1つ飛ばしで偶数インデックスに対してCXを適用
qc.cx(i - 1, i)
if n % 2 == 1: # 奇数の場合、最後の量子ビットもペアリング
qc.cx(n - 2, n - 1)
qc.z(n-1)
return qc
''' |
QPC002_A4 | AC4D35B2115DB | 15 | WA | 1416 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def solve(n) -> QuantumCircuit:
qc = QuantumCircuit(n)
for i in range(0, n, 2):
qc.h(i)
# 偶数と奇数の処理
for i in range(1, n, 2): # 1つ飛ばしで偶数インデックスに対してCXを適用
qc.cx(i - 1, i)
qc.z(i)
if n % 2 == 1: # 奇数の場合、最後の量子ビットもペアリング
qc.cx(n - 2, n - 1)
qc.z(n - 1)
return qc
''' |
QPC002_A4 | AC78BC07966DB | 1 | DLE | 1150 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.z(0)
qc.cx(0,range(1,n))
return qc
''' |
QPC002_A4 | AC78BC07966DB | 2 | UME | '''python
from qiskit import QuantumCircuit, Aer, transpile, assemble
from qiskit.visualization import plot_histogram
def create_state_psi(n):
qc = QuantumCircuit(n)
# Step 1: Apply Hadamard gate to all qubits
for i in range(n):
qc.h(i)
# Step 2: Apply multi-controlled Z gate (with global phase change ignored)
if n > 1:
qc.h(n-1)
qc.mcx(list(range(n-1)), n-1) # multi-controlled X (CNOT with (n-1) controls)
qc.h(n-1)
return qc
''' | ||
QPC002_A4 | AC7F28E1B5454 | 1 | WA | 1202 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to the first qubit
qc.h(0)
# Apply CNOTs in a balanced tree structure
for layer in range(1, (n-1).bit_length()):
for i in range(1 << (layer - 1), min(1 << layer, n)):
qc.cx(i - (1 << (layer - 1)), i)
# Apply Z gate to the first qubit to introduce the minus sign
qc.z(0)
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 2 | WA | 1640 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to the first qubit
qc.h(0)
# Apply CNOT gates to create the entanglement
for i in range(1, n):
qc.cx(0, i)
# Apply X gate to all qubits to flip the sign of |1...1⟩ state
for i in range(n):
qc.x(i)
# Apply Hadamard gate to the first qubit again
qc.h(0)
# Apply CNOT gates again to disentangle
for i in range(1, n):
qc.cx(0, i)
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 3 | RE | 1119 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to all qubits
for i in range(n):
qc.h(i)
# Apply n-controlled Z gate
qc.mcz(list(range(n)))
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 4 | RE | 1158 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to all qubits
for i in range(n):
qc.h(i)
# Apply n-controlled Z gate
qc.mcz(list(range(n)))
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 5 | RE | 1292 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to all qubits
for i in range(n):
qc.h(i)
# Apply n-controlled Z gate
qc.mcz(list(range(n)))
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 6 | RE | 1387 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to all qubits
for i in range(n):
qc.h(i)
# Apply n-controlled Z gate
qc.mcz(list(range(n)))
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 7 | WA | 1199 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to all qubits
qc.h(range(n))
# Apply CNOT gates to create the state |ψ⟩
for i in range(n - 1):
qc.cx(i, i + 1)
# Apply a Z gate to the last qubit to get the correct sign
qc.z(n - 1)
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 8 | WA | 1171 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to the first qubit
qc.h(0)
# Apply controlled-Z gates to create the state
for i in range(n - 1):
qc.cz(i, i + 1)
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 9 | WA | 1547 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to each qubit
for qubit in range(n):
qc.h(qubit)
# Apply controlled-Z gates between each pair of qubits
for i in range(n):
for j in range(i + 1, n):
qc.cz(i, j)
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 10 | DLE | 1444 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to the first qubit
qc.h(0)
# Apply CNOT gates to create entanglement
for qubit in range(n - 1):
qc.cx(qubit, qubit + 1)
# Apply a phase shift to the last qubit
qc.z(n - 1)
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 11 | WA | 1187 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gates to all qubits
for qubit in range(n):
qc.h(qubit)
# Apply controlled-Z gates between adjacent qubits
for qubit in range(n - 1):
qc.cz(qubit, qubit + 1)
return qc
''' |
QPC002_A4 | AC7F28E1B5454 | 12 | WA | 1775 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to the first qubit
qc.h(0)
# Apply CNOT gates in a chain
for qubit in range(n - 1):
qc.cx(qubit, qubit + 1)
# Apply a phase flip to all qubits (except the first) to get the negative sign
for qubit in range(1, n):
qc.z(qubit)
return qc
''' |
QPC002_A4 | ACAB71FDB4892 | 1 | WA | 1376 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
# finding the mid qubit
m = int(n/2)
for i in range(m):
qc.cx(0,m-i)
if i > 0:
qc.cx(m,m+i)
if n%2 != 0:
qc.cx(0,n-1)
qc.z(0)
return qc
''' |
QPC002_A4 | ACAB71FDB4892 | 2 | AC | 2440 ms | 143 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
# finding the mid qubit
m = int(n/2)
for i in range(m):
qc.cx(0,m-i)
if i > 0:
qc.cx(m,m+i)
if n%2 != 0:
qc.cx(0,n-1)
qc.z(0)
return qc
''' |
QPC002_A4 | ACD61AD8E3AE2 | 1 | WA | 1096 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.swap(0, n-1)
qc.z(n-1)
return qc
''' |
QPC002_A4 | ACD61AD8E3AE2 | 2 | WA | 1096 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.cx(0, n-1)
qc.z(n-1)
return qc
''' |
QPC002_A4 | AD0497D19273A | 1 | AC | 2193 ms | 145 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(1,n):
j = (1<<(i.bit_length()-1))
qc.cx(i-j,i)
qc.z(0)
return qc
''' |
QPC002_A4 | AD0B3D5874C54 | 1 | DLE | 1460 ms | 154 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(n):
if i==0:
continue
else:
qc.cx(0,i)
qc.z(0)
return qc
''' |
QPC002_A4 | AD0B3D5874C54 | 2 | AC | 1756 ms | 157 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
qc.cx(0, 1)
for i in range(2, n - 1, 2):
qc.cx(0, i)
qc.cx(1, i + 1)
if n % 2 != 0:
qc.cx(0, n - 1)
qc.z(0)
return qc
''' |
QPC002_A4 | AD3B3478C5A2E | 1 | DLE | 1439 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.x(0)
qc.h(0)
for i in range(n-1):
qc.cx(i, i + 1)
return qc
''' |
QPC002_A4 | AD3B3478C5A2E | 2 | AC | 2156 ms | 142 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.cx(0, 1)
for i in range(2, n - 1, 2):
qc.cx(0, i)
qc.cx(1, i + 1)
if n % 2 != 0:
qc.cx(0, n - 1)
qc.z(0)
return qc
''' |
QPC002_A4 | AD444BF25B084 | 1 | AC | 2741 ms | 160 MiB | '''python
from qiskit import QuantumCircuit
import math
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
circuitEnd = False
for i in [int(pow(2, x)) for x in range(0, 4)]:
for j in range(i):
if (j + i >= n):
circuitEnd = True
break
qc.cx(j, j + i)
if (circuitEnd):
break
qc.z(0)
return qc
''' |
QPC002_A4 | AD50246C3797E | 1 | WA | 1187 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.x(0)
qc.h(0)
for i in range(2,n):
qc.cx(0,i)
return qc
''' |
QPC002_A4 | AD50246C3797E | 2 | RE | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(1, n):
qc.cx(0, i)
qc.z(0)
return qc
''' | ||
QPC002_A4 | AD50246C3797E | 3 | RE | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(2, n):
qc.cx(0, i)
qc.z(0)
return qc
''' | ||
QPC002_A4 | AD50246C3797E | 4 | WA | 1519 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
for i in range(1, n):
qc.cx(0, i)
qc.z(0)
return qc
''' |
QPC002_A4 | AD50246C3797E | 5 | DLE | 1043 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.x(0)
qc.h(0)
for i in range(1, n):
qc.cx(0, i)
return qc
''' |
QPC002_A4 | AD50246C3797E | 6 | RE | 1301 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.x(0)
qc.h(0)
if n > 1:
qc.append(MCXGate(n-1), range(1, n))
return qc
''' |
QPC002_A4 | AD50246C3797E | 7 | RE | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.x(0)
qc.h(0)
if n > 1:
for i in range(1, n):
qc.cx(0, i)
return qc
''' | ||
QPC002_A4 | AD50246C3797E | 8 | DLE | 1496 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.x(0)
qc.h(0)
if n > 1:
for i in range(1, n):
qc.cx(0, i)
return qc
''' |
QPC002_A4 | AD50246C3797E | 9 | RE | 1173 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.x(0)
qc.h(0)
if n > 1:
for i in range(1, n):
qc.cx(0, i)
optimized_qc = transpile(qc, optimization_level=3)
return qc
''' |
QPC002_A4 | AD50246C3797E | 10 | RE | 1164 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.x(0)
qc.h(0)
if n > 1:
for i in range(1, n):
qc.cx(0, i)
optimized_qc = transpile(qc, optimization_level=10)
return qc
''' |
QPC002_A4 | AD574EFBD2008 | 1 | RE | 1488 ms | 140 MiB | '''python
import math
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.ry(-math.pi, 0)
for i in range(2, N + 1):
qc.cx(i // 2 - 1, i - 1)
return qc
''' |
QPC002_A4 | AD574EFBD2008 | 2 | WA | 1233 ms | 140 MiB | '''python
import math
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.ry(-math.pi, 0)
log = int(math.log2(n - 1)) + 1
swapped = [False] * n
swapped[0] = True
for i in range(log - 1, -1, -1):
for j in range(n):
if not swapped[j]:
continue
next_j = j * 2**i
if next_j < n and not swapped[next_j]:
swapped[next_j] = True
qc.cx(j, next_j)
return qc
''' |
QPC002_A4 | AD574EFBD2008 | 3 | WA | 1669 ms | 141 MiB | '''python
import math
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.ry(-math.pi, 0)
log = int(math.log2(n)) + 1
swapped = [False] * n
swapped[0] = True
for i in range(log - 1, -1, -1):
for j in range(n):
if not swapped[j]:
continue
next_j = j * 2**i
if next_j < n and not swapped[next_j]:
swapped[next_j] = True
qc.cx(j, next_j)
return qc
''' |
QPC002_A4 | AD574EFBD2008 | 4 | AC | 2119 ms | 143 MiB | '''python
import math
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.ry(-math.pi, 0)
log = int(math.log2(n - 1)) + 1
swapped = set([0])
for i in range(log - 1, -1, -1):
done = set()
for j in range(n):
if j not in swapped:
continue
next_j = j + 2**i
print(j, next_j)
if next_j < n and next_j not in swapped:
done.add(next_j)
qc.cx(j, next_j)
swapped |= done
return qc
''' |
QPC002_A4 | AD6C962E51626 | 1 | AC | 2290 ms | 163 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
for i in range(1, n, 2):
qc.cx(0, i)
if i+1 < n:
qc.cx(i, i+1)
qc.z(0)
return qc
''' |
QPC002_A4 | AD7507A7503B1 | 1 | WA | 2017 ms | 159 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
qc.cx(0, 1)
for i in range(n-1):
if i % 2 == 0:
qc.cx(1, i)
if i % 2 == 1:
qc.cx(0, i)
return qc
''' |
QPC002_A4 | AD7507A7503B1 | 2 | WA | 1950 ms | 160 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
qc.cx(0, 1)
for i in range(n-1):
if i % 2 == 0:
qc.cx(1, i)
if i % 2 == 1:
qc.cx(0, i)
qc.z(0)
return qc
''' |
QPC002_A4 | AD7507A7503B1 | 3 | WA | 1869 ms | 160 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
qc.cx(0, 1)
for i in range(n-1):
if i % 2 == 0:
qc.cx(1, i)
if i % 2 == 1:
qc.cx(0, i)
qc.z(1)
return qc
''' |
QPC002_A4 | AD7507A7503B1 | 4 | RE | 1701 ms | 156 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
for i in range(n):
if i % 2 == 0:
qc.cx(0, i)
if i % 2 == 1:
qc.cx(1, i)
qc.z(0)
return qc
''' |
QPC002_A4 | AD7507A7503B1 | 5 | RE | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
for i in range(n-1):
if i % 2 == 0:
qc.cx(0, i+1)
if i % 2 == 1:
qc.cx(, i+1)
qc.z(0)
return qc
''' | ||
QPC002_A4 | AD7507A7503B1 | 6 | AC | 2213 ms | 160 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
for i in range(n-1):
if i % 2 == 0:
qc.cx(0, i+1)
if i % 2 == 1:
qc.cx(1, i+1)
qc.z(0)
return qc
''' |
QPC002_A4 | ADA4252D6054C | 1 | WA | 1109 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qbit_list = list(range(1, n, 1))
done_list = [0]
is_done = False
while(True):
doing_list = []
for c in done_list:
if len(qbit_list)==0:
is_done = True
break
target = qbit_list.pop(0)
qc.cx(c, target)
doing_list.append(target)
if is_done:
break
done_list.extend(doing_list)
return qc
''' |
QPC002_A4 | ADA4252D6054C | 2 | AC | 1973 ms | 143 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qbit_list = list(range(1, n, 1))
done_list = [0]
is_done = False
while(True):
doing_list = []
for c in done_list:
if len(qbit_list)==0:
is_done = True
break
target = qbit_list.pop(0)
qc.cx(c, target)
doing_list.append(target)
if is_done:
break
done_list.extend(doing_list)
qc.z(0)
return qc
''' |
QPC002_A4 | ADBCE4C243976 | 1 | AC | 2256 ms | 142 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.x(0)
qc.h(0)
for i in range(1, n):
qc.cx(i//2, i)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 1 | RE | 1806 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(n):
qc.cx(0, n)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 2 | RE | 1173 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(n):
if i == 0:
continue
qc.cx(0, n)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 3 | RE | 1088 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(n):
if i == 0:
continue
qc.cx(0, n)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 4 | WA | 1571 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(n):
if i == 0:
continue
qc.cx(0, i)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 5 | WA | 1560 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(1, n):
qc.cx(0, i)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 6 | WA | 1062 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def entangle_pairs(qc, qubits):
for i in range(0, len(qubits) - 1, 2):
qc.cx(qubits[i], qubits[i + 1])
def entangle_tree(qc, qubits):
if len(qubits) <= 1:
return
entangle_pairs(qc, qubits)
next_level = [qubits[i] for i in range(0, len(qubits), 2)]
entangle_tree(qc, next_level)
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
entangle_tree(qc, list(range(n)))
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 7 | WA | 1107 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def entangle_pairs(qc, qubits):
for i in range(0, len(qubits) - 1, 2):
qc.cx(qubits[i], qubits[i + 1])
def entangle_tree(qc, qubits):
if len(qubits) <= 1:
return
entangle_pairs(qc, qubits)
next_level = [qubits[i] for i in range(0, len(qubits), 2)]
entangle_tree(qc, next_level)
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
entangle_tree(qc, list(range(1, n)))
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 8 | DLE | 1133 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(1, n):
qc.cx(0, i)
qc.z(0)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 9 | WA | 2377 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def entangle_pairs(qc, qubits):
"""ペアごとにエンタングルメントを行う"""
for i in range(0, len(qubits) - 1, 2):
qc.cx(qubits[i], qubits[i + 1])
def entangle_tree(qc, qubits):
"""ツリー状にエンタングルメントを行う"""
if len(qubits) <= 1:
return
entangle_pairs(qc, qubits)
# 次のレベルの代表量子ビットを選択
next_level = [qubits[i] for i in range(0, len(qubits), 2)]
entangle_tree(qc, next_level)
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# 量子ビット0を重ね合わせ状態にする
qc.h(0)
# 全ての量子ビットをツリー状にエンタングルメントする
entangle_tree(qc, list(range(n)))
qc.z(0)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 10 | RE | 1086 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def split_list(lst):
mid = len(lst) // 2
return lst[:mid], lst[mid:]
def entangle_tree(qc, qubits):
if len(qubits) == 1:
return qubits[0]
elif len(qubits) == 2:
qc.cx(qubits[0], qubits[1])
return qubits[0]
elif len(qubits) >= 3:
left, right = split_list(qubits)
return entangle_tree([entangle_tree(qc, left), entangle_tree(qc, right)])
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
entangle_tree(qc, list(range(n)))
qc.z(0)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 11 | WA | 1185 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def split_list(lst):
mid = len(lst) // 2
return lst[:mid], lst[mid:]
def entangle_tree(qc, qubits):
if len(qubits) == 1:
return qubits[0]
elif len(qubits) == 2:
qc.cx(qubits[0], qubits[1])
return qubits[0]
elif len(qubits) >= 3:
left, right = split_list(qubits)
return entangle_tree(qc, [entangle_tree(qc, left), entangle_tree(qc, right)])
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
entangle_tree(qc, list(range(n)))
qc.z(0)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 12 | WA | 1248 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def split_list(lst):
mid = len(lst) // 2
return lst[:mid], lst[mid:]
def entangle_tree(qc, qubits):
if len(qubits) == 1:
return qubits[0]
elif len(qubits) == 2:
qc.cx(qubits[0], qubits[1])
return qubits[0]
elif len(qubits) >= 3:
left, right = split_list(qubits)
return entangle_tree(qc, [entangle_tree(qc, left), entangle_tree(qc, right)])
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
qc.cx(0, entangle_tree(qc, list(range(1, n))))
qc.z(0)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 13 | WA | 1713 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def split_list(lst):
mid = len(lst) // 2
return lst[:mid], lst[mid:]
def entangle_tree(qc, qubits):
if len(qubits) == 1:
return qubits[0]
elif len(qubits) == 2:
qc.cx(qubits[0], qubits[1])
return qubits[0]
elif len(qubits) >= 3:
left, right = split_list(qubits)
return entangle_tree(qc, [entangle_tree(qc, left), entangle_tree(qc, right)])
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
qc.cx(0, 1)
qc.cx(0, entangle_tree(qc, list(range(1, n))))
qc.z(0)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 14 | WA | 1086 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def split_list(lst):
mid = len(lst) // 2
return lst[:mid], lst[mid:]
def entangle_tree(qc, qubits):
if len(qubits) == 1:
return qubits[0]
elif len(qubits) == 2:
qc.cx(qubits[0], qubits[1])
return qubits[0]
elif len(qubits) >= 3:
left, right = split_list(qubits)
return entangle_tree(qc, [entangle_tree(qc, left), entangle_tree(qc, right)])
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
qc.cx(0, entangle_tree(qc, list(range(1, n))))
qc.z(0)
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 15 | WA | 1519 ms | 142 MiB | '''python
from qiskit import QuantumCircuit
def split_list(lst):
mid = len(lst) // 2
return lst[:mid], lst[mid:]
def entangle_tree(qc, qubits):
if len(qubits) == 1:
return qubits[0]
elif len(qubits) == 2:
qc.cx(qubits[0], qubits[1])
return qubits[0]
elif len(qubits) >= 3:
left, right = split_list(qubits)
return entangle_tree(qc, [entangle_tree(qc, left), entangle_tree(qc, right)])
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
qc.cx(0, entangle_tree(qc, list(range(1, n))))
return qc
''' |
QPC002_A4 | ADE31A76CB302 | 16 | WA | 1418 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def split_list(lst):
mid = len(lst) // 2
return lst[:mid], lst[mid:]
def entangle_tree(qc, qubits):
if len(qubits) == 1:
return qubits[0]
elif len(qubits) == 2:
qc.cx(qubits[0], qubits[1])
return qubits[0]
elif len(qubits) >= 3:
left, right = split_list(qubits)
return entangle_tree(qc, [entangle_tree(qc, left), entangle_tree(qc, right)])
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
qc.cx(0, 1)
entangle_tree(qc, list(range(1, n)))
qc.z(0)
return qc
''' |
QPC002_A4 | ADE5459D072BE | 1 | DLE | 1248 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(n-1):
qc.cx(i,i+1)
qc.z(0)
return qc
''' |
QPC002_A4 | ADE5459D072BE | 2 | DLE | 1268 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gate to the first qubit to create superposition
qc.h(0)
# Apply CNOT gates to entangle the qubits
for i in range(n - 1):
qc.cx(i, i + 1)
# Add a Z gate to the last qubit to ensure the correct phase
qc.z(n - 1)
return qc
''' |
QPC002_A4 | ADE5459D072BE | 3 | WA | 1712 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gates to all qubits
for qubit in range(n):
qc.h(qubit)
# Apply CNOT gates to entangle the qubits
# Use a sequence that allows for parallel gate applications
for i in range(n - 1):
qc.cx(i, i + 1)
# Apply X gate to the last qubit to adjust the phase
qc.x(n - 1)
return qc
''' |
QPC002_A4 | ADE5459D072BE | 4 | WA | 1317 ms | 142 MiB | '''python
from qiskit import QuantumCircuit
from qiskit.circuit.library import MCPhaseGate
import numpy as np
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Apply Hadamard gates to all qubits
qc.h(range(n))
# Apply multi-controlled phase gate
# The phase θ = π to achieve the desired state
theta = np.pi
# Create a multi-controlled phase gate
if n > 1:
qc.append(MCPhaseGate(theta, n - 1), range(n))
return qc
''' |
QPC002_A4 | ADE835C548ACC | 1 | RE | 1066 ms | 140 MiB | '''python
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(1, n):
qc.cx(0, i)
qc.z(0)
return qc
''' |
QPC002_A4 | ADE835C548ACC | 2 | DLE | 1373 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(1, n):
qc.cx(0, i)
qc.z(0)
return qc
''' |
QPC002_A4 | ADE835C548ACC | 3 | WA | 1069 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.cx(0, 1)
for i in range(1, n):
if i % 2 == 1:
qc.cx(0, i)
else:
qc.cx(1, i)
qc.z(0)
return qc
''' |
QPC002_A4 | ADE835C548ACC | 4 | AC | 1838 ms | 143 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.cx(0, 1)
for i in range(2, n):
if i % 2 == 1:
qc.cx(0, i)
else:
qc.cx(1, i)
qc.z(0)
return qc
''' |
QPC002_A4 | ADEEE840EA982 | 1 | WA | 1103 ms | 140 MiB | '''python
from qiskit import QuantumCircuit, QuantumRegister
import qiskit.circuit.library as qlib
import numpy as np
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
step = 1
while step < n:
for i in range(0, n - step, step * 2):
qc.cx(i, i + step)
step *= 2
qc.z(0)
return qc
''' |
QPC002_A4 | ADEEE840EA982 | 2 | TLE | 3000 ms | 142 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
ans = [0 for _ in range(n)]
qc.cx(0, n//2)
ans[0] = 1
ans[n//2] = 1
r = (n//2)//2
while not all(ans):
for i in range(n-r):
if ans[i] == 1 and ans[i+r] == 0:
qc.cx(i, i+r)
ans[i+r] = 1
r //= 2
qc.z(0)
return qc
return qc
''' |
QPC002_A4 | ADEEE840EA982 | 3 | TLE | 3000 ms | 143 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
ans = [0 for _ in range(n)]
qc.cx(0, n//2)
ans[0] = 1
ans[n//2] = 1
r = (n//2)//2
while not all(ans):
for i in range(n-r):
if ans[i] == 1 and ans[i+r] == 0:
qc.cx(i, i+r)
ans[i+r] = 1
r //= 2
qc.z(0)
return qc
''' |
QPC002_A4 | ADEEE840EA982 | 4 | AC | 2105 ms | 142 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
if n == 3:
return solve3()
qc = QuantumCircuit(n)
qc.h(0)
ans = [0 for _ in range(n)]
qc.cx(0, n//2)
ans[0] = 1
ans[n//2] = 1
r = (n//2)//2
while not all(ans):
for i in range(n-r):
if ans[i] == 1 and ans[i+r] == 0:
qc.cx(i, i+r)
ans[i+r] = 1
if r != 1:
r //= 2
else:
break
qc.z(0)
return qc
def solve3():
qc = QuantumCircuit(3)
# Write your code here:
qc.h(0)
for i in range(1, 3):
qc.cx(0, i)
qc.z(0)
return qc
''' |
QPC002_A4 | AE4980A05EC38 | 1 | RE | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
m = 0
qc.h(0)
for i in range(5):
for l in range(i):
qc.cx(l,l+i+1)
if l+i+1 > n:
m = 1
break
if m = 1:
break
qc.z(0)
return qc
''' | ||
QPC002_A4 | AE4980A05EC38 | 2 | RE | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
m = 0
qc.h(0)
for i in range(5):
for l in range(i+1):
qc.cx(l,l+i+1)
if l+i+1 => n:
m = 1
break
if m = 1:
break
qc.z(0)
return qc
''' | ||
QPC002_A4 | AE4980A05EC38 | 3 | AC | 2209 ms | 161 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
m = 1
qc.h(0)
for i in range(5):
for l in range(i+1):
if m >= n:
break
qc.cx(l,m)
m += 1
if m >= n:
break
qc.z(0)
return qc
''' |
QPC002_A4 | AE50A4A912A91 | 1 | AC | 1832 ms | 143 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
qc.h(0)
qc.z(0)
for w in range(4):
w = 1 << w
for i in range(w, w << 1):
if i < n:
qc.cx(i - w, i)
return qc
''' |
QPC002_A4 | AE6D7BAEEC523 | 1 | AC | 2166 ms | 143 MiB | '''python
from qiskit import QuantumCircuit
import math
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.cx(0, 1)
if(n>2):
qc.cx(0, 2)
if(n>3):
qc.cx(1, 3)
if(n>4):
qc.cx(0, 4)
if(n>5):
qc.cx(1, 5)
if(n>6):
qc.cx(2, 6)
if(n>7):
qc.cx(3, 7)
if(n>8):
qc.cx(0, 8)
if(n>9):
qc.cx(1, 9)
if(n>10):
qc.cx(2, 10)
if(n>11):
qc.cx(3, 11)
if(n>12):
qc.cx(4, 12)
if(n>13):
qc.cx(5, 13)
if(n>14):
qc.cx(6, 14)
qc.crz(2*math.pi, 0, 1)
return qc
''' |
QPC002_A4 | AE9F7F939BF95 | 1 | AC | 1817 ms | 145 MiB | '''python
from qiskit import QuantumCircuit
import numpy as np
#from qiskit.quantum_info import Statevector
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
qc.cx(0,1)
for i in range(1,4):
for j in range(1,2**i+1):
ind = 2**i + j - 1
if ind >= n:
break
qc.cx(ind-2**i,ind)
qc.cp(np.pi,0,n-1)
return qc
qc = solve(5)
print(qc)
#print(Statevector(qc)) #こことimportを消す
''' |
QPC002_A4 | AEAE14E6F607C | 1 | DLE | 1167 ms | 140 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(1,n):
qc.cx(0,i)
qc.z(0)
return qc
''' |
QPC002_A4 | AEAE14E6F607C | 2 | DLE | 1157 ms | 141 MiB | '''python
from qiskit import QuantumCircuit
def solve(n: int) -> QuantumCircuit:
qc = QuantumCircuit(n)
# Write your code here:
qc.h(0)
for i in range(1,n//2+1):
qc.cx(0,i)
for i in range(n//2+1,n):
qc.cx(0,i)
qc.z(0)
return qc
''' |
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