def absMax(x):
 """
 #>>>absMax([0,5,1,11])
 11
 >>absMax([3,-10,-2])
 -10
 """
 j =x[0]
 for i in x:
 if abs(i) > abs(j):
 j = i
 return j


def main():
 a = [1,2,-11]
 print(absMax(a)) # = -11


if __name__ == '__main__':
 main()

"""
print abs Max
"""