//Given that
//Before collision
m = 6  //in kg
v = 4  //in m/sec
//After collision
m1 = 2  //in kg

//Sample Problem 9-5
printf("**Sample Problem 9-5**\n")
m2 = m - m1
v1 = 8.0  //in m/s
v2 = (m*v - m1*v1)/m2
printf("The velocity of peiece having mass m2 is %dm/s", v2)