~/algor $ cat masalalar/doira-yuzi

Doira yuzi

I Muallif: Iqbolshoh Ilhomjonov

Oson 1000 ms 64 MB 3%

Mavzular: Geometriya

Doiraning radiusi r berilgan. Uning yuzini toping: S = π · r².

π = 3.141592653589793 deb oling.

Kiruvchi ma'lumotlar

Bitta natural son r.

Chiquvchi ma'lumotlar

Bitta son — doira yuzi, verguldan keyin aynan ikkita raqam bilan.

Izoh

1 ≤ r ≤ 10⁴

Misollar

Kirish #1

1

Chiqish #1

3.14

Kirish #2

2

Chiqish #2

12.57