Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
import copy

N = int(input())  
a = np.array(input().split(), dtype=np.int32)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    A = a[np.where(M % (i+1) == 0)]
    if np.sum(A) % 2  == 0:
        a[i] = 0
    else:
        a[i] = 1
        
ans = np.where(a == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Fixed submission:
import numpy as np
import copy

N = int(input())  
a = np.array(input().split(), dtype=np.int32)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    A = a[i::i+1]
    if np.sum(A) % 2  == 0:
        a[i] = 0
    else:
        a[i] = 1
        
ans = np.where(a == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
import copy

N = int(input())  
a = np.array(input().split(), dtype=np.int32)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    A = a[np.where(M % (i+1) == 0)]
    if np.sum(A) % 2  == 0:
        a[i] = 0
    else:
        a[i] = 1
        
ans = np.where(a == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Fixed submission:
import numpy as np
import copy

N = int(input())  
a = np.array(input().split(), dtype=np.int32)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    A = a[i::i+1]
    if np.sum(A) % 2  == 0:
        a[i] = 0
    else:
        a[i] = 1
        
ans = np.where(a == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
import copy

N = int(input())  
a = np.array(input().split(), dtype=np.int32)
b = copy.deepcopy(a)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    B = b[np.where(M % (i+1) == 0)]
    if np.sum(B) % 2  == 0:
        b[i] = 0
    else:
        b[i] = 1
        
ans = np.where(b == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Fixed submission:
import numpy as np
import copy

N = int(input())  
a = np.array(input().split(), dtype=np.int32)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    A = a[i::i+1]
    if np.sum(A) % 2  == 0:
        a[i] = 0
    else:
        a[i] = 1
        
ans = np.where(a == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
import copy

N = int(input())  
a = np.array(input().split(), dtype=np.int64)
b = copy.deepcopy(a)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    A = a[np.where(M % (i+1) == 0)]
    if (np.sum(A) + a[i]) % 2  == 0:
        b[i] = a[i]
    else:
        b[i] = (a[i] + 1) % 2
        
ans = np.where(b == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Fixed submission:
import numpy as np
import copy

N = int(input())  
a = np.array(input().split(), dtype=np.int32)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    A = a[i::i+1]
    if np.sum(A) % 2  == 0:
        a[i] = 0
    else:
        a[i] = 1
        
ans = np.where(a == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Buggy python submission (verdict: Runtime Error):
import numpy as np

N = int(input())  
a = np.array(input().split(), dtype=np.int64)
b = copy.deepcopy(A)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    A = a[np.where(M % (i+1) == 0)]
    if (np.sum(A) + a[i]) % 2  == 0:
        b[i] = a[i]
    else:
        b[i] = (a[i] + 1) % 2
        
ans = np.where(b == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Fixed submission:
import numpy as np
import copy

N = int(input())  
a = np.array(input().split(), dtype=np.int32)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    A = a[i::i+1]
    if np.sum(A) % 2  == 0:
        a[i] = 0
    else:
        a[i] = 1
        
ans = np.where(a == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np

N = int(input())  
a = np.array(input().split(), dtype=np.int64)
b = np.zeros(N)
M = np.arange(N) + 1
    
for i in np.arange(N)[::-1]:
    A = a[np.where(M % (i+1) == 0)]
    if a[i] == 0:
        if np.sum(A) % 2  == 0:
            b[i] = a[i]
        else:
            b[i] = (a[i] + 1) % 2
    else:
        if np.sum(A) % 2  == 1:
            b[i] = a[i]
        else:
            b[i] = (a[i] + 1) % 2    
        
ans = np.where(b == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))

Fixed submission:
import numpy as np
import copy

N = int(input())  
a = np.array(input().split(), dtype=np.int32)
M = np.arange(N) + 1
    
for i in np.arange(N // 2)[::-1]:
    A = a[i::i+1]
    if np.sum(A) % 2  == 0:
        a[i] = 0
    else:
        a[i] = 1
        
ans = np.where(a == 1)[0] + 1

print(np.size(ans))

if np.size(ans) > 0:
    print(*ans.astype(np.int32))