Write a java program. a courier company charges for an ordinary mail and an express mail based on the weight of the parcel as per tariff given below: wgt of parcel(in. gms) 1)upto 100gms 2)101 to 500 gms 3)501 and above charge on ordinary mail 1)rs 50 2)rs 40/100 gms 3)rs 35/100gms charge on express mail 1)rs 80 2)rs 70/100gms 3)rs 65/100gms dont spamm