iriskiSum = float(input("iriski cost = "))
shokoSum = float(input("Shoko cost = "))

iriskiWeight = float(input("iriski weight = "))
shokoWeight = float(input("shoko weight = "))

iriskiCost = iriskiSum / iriskiWeight
shokoCost = shokoSum / shokoWeight

print("Iriski cost = " + str(iriskiCost))
print("Shoko cost = " + str(shokoCost))