Submission #1255024

#TimeUsernameProblemLanguageResultExecution timeMemory
1255024den1z19Sob (COCI19_sob)C++20
110 / 110
44 ms11076 KiB
#include "bits/stdc++.h" #define endl '\n' #define pb push_back #define all(a) (a).begin(), (a).end() using namespace std; typedef long long ll; typedef unsigned long long ull; typedef vector<ll> vl; typedef vector<int> vi; typedef vector<char> vc; typedef vector<string> vs; typedef vector<int>::iterator vit; typedef set<int> si; typedef map<int, int> mii; void solve() { ll n, m; cin >> n >> m; ll start = 0; ll nn = n - 1; vl ans(n); ll fin = m; while (nn >=0) { ll temp = nn; ll mask = 0; while (temp > 0) { temp >>= 1; mask++; } //ll bitmask = 1LL << (mask); //bitmask--; //cout << nn << " " << bitmask; for (ll i = fin ; i <= m+n+1; i++) { if (((i&nn)==nn)) { start = i; //cout << start << " _ " << nn << endl; break; } } for (ll i = start; i >= fin; i--) { ans[nn] = i; nn--; } fin = start+1; } for (ll i = 0; i < n; i++) { cout << i << " " << ans[i] << endl; } } int main() { std::ios::sync_with_stdio(false); cin.tie(nullptr); unsigned long long ct = 1; // cin >> ct; while (ct--) solve(); }
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