#include <bits/stdc++.h> using namespace std; int a[500],b[500],n,T; char f; int main() { scanf("%d%d%*c",&n,&T); for(int i=1; i<=n; i++) { scanf("%c",&f); if(f=='R') a[i]++; else b[i]++; } for(int i=1; i<=T; puts(""),i++) { for(int i=500; i>=1; i--) if(a[i]) a[i+3]=a[i],a[i]=0; else if(b[i]) b[i+1]=b[i],b[i]=0; for(int i=500; i>=1; i--) if(a[i]&&b[i]) a[i-1]+=a[i],a[i]=0; for(int i=1; i<=500; i++) if(a[i]) { putchar('R'); if(a[i]>1) cout<<'('<<a[i]<<')'; } else if(b[i]) putchar('G'); } return 0; }