#include<iostream> #include<string> #include<cstring> using namespace std; int main() { int n,k,r,s,c,sum=0; char a[25]; cin>>n>>k>>r>>s>>c; for(int i=1;i<=n;i++){ cin>>a[i]; } int num1=1,num2=1,num3=1; for(int i=1;i<=n;i++){ if(a[i]==a[i-k]&&a[i]=='r') { num1++; } if(a[i]==a[i-k]&&a[i]=='s') { num2++; } if(a[i]==a[i-k]&&a[i]=='c') { num3++; } else if(a[i]=='r'&&num1%2==1) sum+=c; else if(a[i]=='s'&&num2%2==1 ) sum+=r; else if(a[i]=='c'&&num3%2==1 ) sum+=s; } cout<<sum; return 0; }