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Submission #251592

# Submission time Handle Problem Language Result Execution time Memory
251592 2020-07-21T21:50:51 Z Bruteforceman Zvijezda (COCI19_zvijezda) Python 3
0 / 110
 22 ms 3436 KB 
import math
import sys
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
        
print(len(result))
print('\n'.join(result))

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 22 ms 3436 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 22 ms 3436 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #3
0 / 60.0

# Verdict Execution time Memory Grader output
1 Runtime error 20 ms 3436 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -