【 CodeForces 208A】Dubstep
#include<bits/stdc++.h>
using namespace std;
char s[1010],ans[1010];int len,p;
int main(){
ios::sync_with_stdio(false);cin.tie(0);
cin>>s+1;len = strlen(s+1);
bool flag = false;
for(int i=
#include<bits/stdc++.h>
using namespace std;
char s[1010],ans[1010];int len,p;
int main(){
ios::sync_with_stdio(false);cin.tie(0);
cin>>s+1;len = strlen(s+1);
bool flag = false;
for(int i=