info of test files
test.txt - would file as it finds there is cyclic dependency
test1.txt - it is passes and finds the time 25
test3.txt - would faile because there is a cyclic

input file format: 
first line consiste of number of parallel processes
second line has a pattern of A,B,C
A:  consists name of the pricess
B: dependency;  if 2 and 3 are dependent on 1 then B would be 2-3
C: time taken for A to complete if it takes 10 then C is 10
combining all the line would be 1,2-3,10
all the following lines follow the same