# Line equation

An equation of a line can be represented as . As it’s quite tedious to calculate

`y`

for each and every `x`

, you are asked to write a program to do that calculation.The first 3 lines of the input represent

`k`

, `x`

, and `b`

. Print the corresponding `y`

in the output.Input | Output |

10
0
5 | 5 |

1
-5
-3 | -8 |

#### Constraints

Time limit: 2 seconds

Memory limit: 512 MB

Output limit: 1 MB