import math
import sys
input = sys.stdin.readline
n, k = map(int, input().split())
def value(a) :
ans = 0
for i in range(len(a)):
if a[i] == 1:
ans += 1 << i
return str(ans)
a = [(i, i) for i in range(n)]
sz = 1
result = []
while len(a) > 0:
s = [0] * n
t = [0] * n
b = []
for i in range(1, len(a), 2):
for j in range(a[i - 1][0], a[i - 1][1] + 1):
s[j] = 1
for j in range(a[i][0], a[i][1] + 1):
t[j] = 1
b.append((a[i - 1][0], a[i][1]))
exp = '((A&' + value(s) + ')+((A&' + value(t) + ')>>' + str(sz) + '))'
if len(a) % 2 == 1:
s = [0] * n
t = [0] * n
for j in range(a[-1][0], a[-1][1] + 1):
s[j] = 1
for j in range(a[-1][1] + 1, n):
t[j] = 1
extra = '((A&' + value(s) + ')+((A&' + value(t) + ')>>' + str(sz) + '))'
exp = '(' + exp + '|' + extra + ')'
result.append('A=' + exp)
a = b[:]
sz *= 2
if len(result) > k:
result = result[:k]
print(len(result))
print('\n'.join(result))
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
34 ms |
3428 KB |
Accepted. |
2 |
Correct |
20 ms |
3436 KB |
Accepted. |
3 |
Correct |
22 ms |
3436 KB |
Accepted. |
4 |
Incorrect |
20 ms |
3436 KB |
Wrong answer. |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
26 ms |
3428 KB |
Wrong answer. |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
19 ms |
3428 KB |
Accepted. |
2 |
Incorrect |
22 ms |
3436 KB |
Wrong answer. |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
23 ms |
3436 KB |
Wrong answer. |
2 |
Halted |
0 ms |
0 KB |
- |