h2. Restricţii
* <tex>1 \leq k \leq n \leq 500</tex>

* <tex>1 \leq A_i \leq 1000000, \forall i \in \lbrace 1, \ldots n \rbrace</tex>

* <tex>1 \leq A_i \leq 10^6, \forall i \in \lbrace 1, \ldots, n \rbrace</tex>

h2. Exemplu
table(example). |_. sume3.in |_. sume3.out |

| This is some
  text written on
  multiple lines.
| This is another
  text written on
  multiple lines.

| 5 3
  1 2 3 4 5
  3 2
  4 78 9
  0
| 1:6
  2:82

|

h3. Explicaţie
 
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