#include <bits/stdc++.h> #define el "\n" #define ll long long using namespace std; #define yes cout<<"YES\n"; #define no cout<<"NO\n"; #define all(v) v.begin(), v.end() #define rall(a) a.rbegin() , a.rend() void ELMOO() { ios_base::sync_with_stdio(false); cin.tie(nullptr); } void merge(vector<int>& v, int st, int mid, int en) { int n = v.size(); vector<int>temp(n); int p1 = st, p2 = mid + 1, p3 = st; while (p1<=mid&&p2<=en) { temp[p3++] = min(v[p1], v[p2]); (v[p1] > v[p2] ? p2++ : p1++); } while (p1<=mid)temp[p3++] = v[p1++]; while (p2<=en)temp[p3++] = v[p2++]; for (int i = st; i <= en; i++) { v[i] = temp[i]; } } void mergeSort(vector<int>& v, int st, int en) { if (st >= en)return; int mid = (st + en) >> 1; mergeSort(v, st, mid); mergeSort(v, mid + 1, en); merge(v, st, mid, en); } void solve() { int n; cin >> n; vector<int>v(n); for (int& x : v)cin >> x; mergeSort(v, 0, n - 1); for (int i = 0;i < n;i++) { cout << v[i] << ' '; } } int main() { ELMOO(); ll t = 1; // cin >> t; while (t--) { solve(); } return 0; }
Standard input is empty
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