modify the verify.py to save the graph as figure.pdf
modify the verify.py to save the graph as figure.pdf

uwsampa/graphbench,alabarga/graphbench,alabarga/graphbench,uwsampa/graphbench,alabarga/graphbench,alabarga/graphbench,uwsampa/graphbench,uwsampa/graphbench,alabarga/graphbench,uwsampa/graphbench