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ImagenesN1
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//Timing: 24:06
#include <bits/stdc++.h>
using namespace std;
string s1, s2;
void enc(string s){
int t=1;
for(int i=1;i<s.size();i++){
if(s[i-1] == s[i])
t++;
else {
if(t > 4)
cout << "(" << s[i-1] << t << ")";
else if(t > 1){
for(int i=0;i<t;i++)
cout << s[i-1];
} else
cout << s[i-1];
t=1;
}
}
if(t > 4)
cout << "(" << s[s.size()-1] << t << ")";
else if(t > 1){
for(int i=0;i<t;i++)
cout << s[s.size()-1];
} else
cout << s[s.size()-1];
}
void dec(string s){
for(int i=0;i<s.size();i++){
if(s[i] == '('){
for(int j=0;j<abs(int(s[i+2]) - int('0'));j++)
cout << s[i+1];
i+=3;
} else
cout << s[i];
}
}
int main(){
ifstream fin("in.txt");
getline(fin, s1);
getline(fin, s2);
enc(s1);
cout << endl;
dec(s2);
}