Question: 
Write a function to convert a list of multiple integers into a single integer.


Model's Code:
def multiple_to_single(int_list):
    return int("".join(map(str, int_list)))



Sample Correct Code:
def multiple_to_single(L):
  x = int("".join(map(str, L)))
  return x


Asserts:
assert multiple_to_single([11, 33, 50])==113350
assert multiple_to_single([-1,2,3,4,5,6])==-123456
assert multiple_to_single([10,15,20,25])==10152025


Tests:
Test 1 of 3: PASS
Test 2 of 3: PASS
Test 3 of 3: PASS

Test 439 of 974: 320/439 (72.89293849658314%): success