#include"bits/stdc++.h" //#include"atcoder/all" using namespace std; //using namespace atcoder; #pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") using ll = long long; using ld = long double; #define rep(i,m,n) for(ll i=(ll)m;i<(ll)n;i++) #define drep(i,m,n) for(ll i=m-1;i>=n;i--) #define Endl endl #define pr(i,j) make_pair(i,j) #define isin(x,l,r) (l<=x&&x> s; bool f = false; rep(i, 0, s.length()) { if (!f) { if (s[i] == '#')f = true; } else { if (s[i] == '#')f = false; else cout << s[i]; } } cout << Endl; }