prepare (1/3): 
finished

make (2/3): 
g++ -std=c++11  -c main.cpp
g++ -std=c++11 -c Prim.cpp 
g++ -std=c++11 -c outGraph.cpp 
g++ -std=c++11 -c Kruskal.cpp 
g++ -std=c++11 -O3 -o main main.o Kruskal.o outGraph.o Prim.o
finished

clean (3/3): 
finished

all task finished, build successfully