문제
풀이
#include <iostream>
#include <string>
using namespace std;
void solve(void) {
int k; cin >> k;
string s; cin >> s;
for (int i=0; i<s.length(); i+=k) {
cout << s[i];
}
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}