# PROBLEM LINK:

Practice

Contest: Division 1

Contest: Division 2

Contest: Division 3

Contest: Division 4

* Tester and Editorialist:* iceknight1093

# DIFFICULTY:

416

# PREREQUISITES:

None

# PROBLEM:

Chef needs to park her car for H hours.

Parking costs Rs. X for the first hour and Rs. Y for each subsequent hour.

How much will Chef pay in parking charges?

# EXPLANATION:

The first hour will cost Rs. X.

There are H-1 hours remaining, each costing Rs. Y.

So, the overall cost is

X + (H-1)\cdot Y

# TIME COMPLEXITY

\mathcal{O}(1) per test case.

# CODE:

## Editorialist's code (Python)

```
x, y, h = map(int, input().split())
print(x + y*(h-1))
```