#include <iostream>
using namespace std;
int main() {
//JSRUN引擎2.0,支持多达30种语言在线运行,全仿真在线交互输入输出。
string s = "abc$ ab$d ab$r sbfd$$jjj$ me er$$t let h$rbgd $$ ";
char c = '$';
string s1;
for(int i = 0; i < s.size(); i ++){
if(s[i] == c) continue;
else s1 += s[i];
}
s = s1;
cout<<s;
return 0;
}