#################graphs code writing############################

g = { 
      "A" : [ ["B", 1] ],
      "B" : [ ["D", 1], ["E", 2] ],
      "C" : [ ["A", 4], ["D", 3] ],
      "D" : [ ["E", 1] ],
      "E" : [ ],
      "S" : [ ["A", 1], ["C", 2] ],
     }

def largeEdges(g, minWeight):
    return

assert(largeEdges(g, 3) == [['C', 'A'], ['C', 'D']])
assert(largeEdges(g, 5) == [])