input_array = [ int(v) for v in file('input.txt', 'r').read().split(' ') ]
sum_array = [0]
csum = 0
for v in input_array:
    csum += v
    sum_array.append(csum)
min_array = []
cmin = 0
for v in sum_array:
    cmin = min(cmin, v)
    min_array.append(cmin)
max_array = []
cmax = sum_array[-1]
for v in reversed(sum_array):
    cmax = max(cmax, v)
    max_array.append(cmax)
res_array = [ max_array[-1-i] - min_array[i] for i in xrange(len(sum_array)) ]
res_index = max(xrange(len(res_array)),key=res_array.__getitem__)
left = min_array.index(min_array[res_index])
right = len(input_array) - max_array.index(max_array[-1-res_index])
with file('output.txt', 'w') as f: f.write('[%d:%d] = %d\n' % (left, right, res_array[res_index]))