# Problem F

Fimmtudagstilboð

Languages
en
is
Hafliði has been a regular at Mahjong Pizza’s Thursday-offer since its debut in 1993. The offer consists of a single pizza with two toppings for $1\, 000$ ISK, that is until January 2021 when it increased by $100$ ISK and has done so every year since. Hafliði wants you to write a program that tells him how much the offer costs in the year $y$ given this pattern.

## Input

First and only line contains a single integer $y$.

## Output

Write a single line containing the price of a Thursday-offer in the year $y$.

## Scoring

Group |
Points |
Constraints |

1 |
20 |
$y = 2\, 020$ |

2 |
20 |
$2\, 020 \leq y \leq 2\, 024$ |

3 |
30 |
$2\, 020 \leq y \leq 9\, 999$ |

4 |
30 |
$1\, 993 \leq y \leq 9\, 999$ |

Sample Input 1 | Sample Output 1 |
---|---|

2020 |
1000 |

Sample Input 2 | Sample Output 2 |
---|---|

2024 |
1400 |