mata water bill ekka
unit ganana x kiyala gaththoth
{(1<=x<=5)×10}+{(6<=x)×15}
me vidihata total value eka ganna vb codes kiynnkoo
water bill ekaka use karapu unit ganana 1 sita 5 dakwa Rs10 k.wana athara,6ta wadi unit walata Rs15gane hadenna one.
meke total amount eka gnna vb walin codes...