Kombinatorika
Geometriya-05
Kombin-01
Kombin-02
~/algor $ cat masalalar/kombinatorika-kopaytirish-qoidasi
Kombin-01
Kiyinish usullari
Muallif:
Iqbolshoh Ilhomjonov
Oson
1000 ms
128 MB
26%
Javonda $a$ ta ko'ylak, $b$ ta shim va $c$ juft oyoq kiyim bor. Kiyinish uchun bitta ko'ylak, bitta shim va bitta juft oyoq kiyim tanlanadi. Necha xil usulda kiyinish mumkinligini aniqlang.
Kiruvchi ma'lumotlar
Bitta qatorda uchta natural son: $a$, $b$ va $c$.
Chiquvchi ma'lumotlar
Bitta butun son — kiyinish usullari soni.
Izoh
$1 \le a, b, c \le 10^{6}$
Misollar
Kirish #1
3 2 2
Chiqish #1
12
Kirish #2
1 5 1
Chiqish #2
5