#include <iostream>
#include <string>

using namespace std;

int main() {
	string s = "quick:brown:fox:jumps:over:the:lazy:dog";
    int i = 0;
    for (;;) {
        i = s.find(":", i);
        if (i == string::npos) {
            break;
        }
        s.replace(i, 1, "%%");
    }
    cout << s << endl;
	return 0;
}