Archives
Trending
Support
Login
clear text
XML
Django
JavaScript
MATLAB
C
C++
C#
Python
SQL
Shell
Bash
Markdown
YAML
JSON
HTML
CSS
PHP
Java
Ruby
Go
Rust
Swift
Kotlin
Arduino
TypeScript
Perl
Autohotkey
Lua
SQF
R
Scala
Haskell
Groovy
Dart
Clojure
VB.NET
Objective-C
PowerShell
Bash
CoffeeScript
Verilog
class Solution{ public: typedef long long ll; long long countWays(int n, ll k){ vector<ll> dp(n + 1); dp[1] = k; dp[2] = (k * k); const ll MOD = 1e9 + 7; for(int i = 3; i <= n; i++) { dp[i] = (((dp[i - 1] + dp[i - 2]) % MOD) * ((k - 1) % MOD)) % MOD; } return dp[n] % MOD; } };
Mark as private (unlisted)
for 30 minutes
for 6 hours
for 1 day
for 1 week
for 1 month
for 1 year
everlasting (like CCCP)
