Buggy python submission (verdict: Runtime Error):
N, L = list(map(int, input().split()))

for i in range(1, N+1):
    apple_pie = 0
    apple_pie += L + i - 1

for k in range(1, N+1):
    ab = []
    ab += abs(L + k - 1)

if min(ab):
    print(apple_pie - (L + ab.index(min(ab))  ))

Fixed submission:
N, L = list(map(int, input().split()))

apple_pie = 0
for i in range(1, N+1):
    apple_pie += L + i - 1

ab = []
for k in range(1, N+1):
    ab.append(abs(L + k - 1))

print(apple_pie - (L + ab.index(min(ab))  ))

Buggy python submission (verdict: Runtime Error):
N, L = list(map(int, input().split()))

for i in range(1,N+1):
    apple_pie = 0
    apple_pie += L + i - 1

for k in range(1,N+1):
    ab = []
    ab += abs(L + k - 1)

if min(ab):
    print(apple_pie - (L + ab.index(min(ab))  - 1))

Fixed submission:
N, L = list(map(int, input().split()))

apple_pie = 0
for i in range(1, N+1):
    apple_pie += L + i - 1

ab = []
for k in range(1, N+1):
    ab.append(abs(L + k - 1))

print(apple_pie - (L + ab.index(min(ab))  ))

Buggy python submission (verdict: Runtime Error):
N, L = list(map(int, input().split()))

for i in range(1,N+1):
    apple_pie += L + i - 1

for k in range(1,N+1):
    ab = []
    ab += abs(L + k - 1)
    if min(ab):
        print(apple_pie - (L + k - 1))

Fixed submission:
N, L = list(map(int, input().split()))

apple_pie = 0
for i in range(1, N+1):
    apple_pie += L + i - 1

ab = []
for k in range(1, N+1):
    ab.append(abs(L + k - 1))

print(apple_pie - (L + ab.index(min(ab))  ))

Buggy python submission (verdict: Runtime Error):
N, L = list(map(int, input().split()))

for i in range(1:N+1):
    apple_pie += L + i - 1

for k in range(1:N+1):
    ab = []
    ab += abs(L + k - 1)

if min(ab):
    print(apple_pie - (L + ab.index(min(ab))  - 1))

Fixed submission:
N, L = list(map(int, input().split()))

apple_pie = 0
for i in range(1, N+1):
    apple_pie += L + i - 1

ab = []
for k in range(1, N+1):
    ab.append(abs(L + k - 1))

print(apple_pie - (L + ab.index(min(ab))  ))

Buggy python submission (verdict: Runtime Error):
N, L = list(map(int, input().split()))

for i in range(1:N+1):
    apple_pie += L + i - 1

for k in range(1:N+1):
    ab = []
    ab += abs(L + k - 1)

if min(ab):
    print(apple_pie - (L + ab.index(min(ab))  - 1))

Fixed submission:
N, L = list(map(int, input().split()))

apple_pie = 0
for i in range(1, N+1):
    apple_pie += L + i - 1

ab = []
for k in range(1, N+1):
    ab.append(abs(L + k - 1))

print(apple_pie - (L + ab.index(min(ab))  ))

Buggy python submission (verdict: Runtime Error):
N, L = list(map(int, input().split()))

for i in range(1:N+1):
    apple_pie += L + i - 1

for k in range(1:N+1):
    ab = []
    ab += abs(L + k - 1)
    if min(ab):
        print(apple_pie - (L + k - 1))

Fixed submission:
N, L = list(map(int, input().split()))

apple_pie = 0
for i in range(1, N+1):
    apple_pie += L + i - 1

ab = []
for k in range(1, N+1):
    ab.append(abs(L + k - 1))

print(apple_pie - (L + ab.index(min(ab))  ))

Buggy python submission (verdict: Runtime Error):
N, L = list(map(int, input().split()))

for i in range(1:N+1):
    apple_pie += L + i - 1

for k in range(1:N+1):
    ab = []
    ab += abs(L + k -1)
    if min(ab):
        print(apple_pie - (L + k -1))

Fixed submission:
N, L = list(map(int, input().split()))

apple_pie = 0
for i in range(1, N+1):
    apple_pie += L + i - 1

ab = []
for k in range(1, N+1):
    ab.append(abs(L + k - 1))

print(apple_pie - (L + ab.index(min(ab))  ))

Buggy python submission (verdict: Runtime Error):
N, L = list(map(int, input().split()))

for i in range(N):
    apple_pie += L + i - 1

for k in range(N):
    ab = []
    ab += abs(L + k -1)
    if min(ab):
        print(apple_pie - (L + k -1))

Fixed submission:
N, L = list(map(int, input().split()))

apple_pie = 0
for i in range(1, N+1):
    apple_pie += L + i - 1

ab = []
for k in range(1, N+1):
    ab.append(abs(L + k - 1))

print(apple_pie - (L + ab.index(min(ab))  ))

Buggy python submission (verdict: Runtime Error):
N, L = list(map(int, input().split()))

taste = L + i -1
for i in range(N):
    apple_pie_o += taste
    
    for k in range(N):
        ab = []
        ab += abs(L + k -1)
        if min(ab):
            apple_pie_a=apple_pie_o - (L + k -1)
            print(apple_pie_a)

Fixed submission:
N, L = list(map(int, input().split()))

apple_pie = 0
for i in range(1, N+1):
    apple_pie += L + i - 1

ab = []
for k in range(1, N+1):
    ab.append(abs(L + k - 1))

print(apple_pie - (L + ab.index(min(ab))  ))

Buggy python submission (verdict: Runtime Error):
N = input()
L = input()

taste = L + i -1
for i in range(N):
    apple_pie_o += taste
    
    for k in range(N):
        ab = []
        ab += abs(L + k -1)
        if min(ab):
            apple_pie_a=apple_pie_o - (L + k -1)
            print(apple_pie_a)

Fixed submission:
N, L = list(map(int, input().split()))

apple_pie = 0
for i in range(1, N+1):
    apple_pie += L + i - 1

ab = []
for k in range(1, N+1):
    ab.append(abs(L + k - 1))

print(apple_pie - (L + ab.index(min(ab))  ))