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- #include <iostream>
- #include <vector>
- using namespace std;
- void mergesort(vector<int>& v, int b, int e) {
- int m = (e + b) / 2;
- if (b < e) {
- mergesort(v, b, m);
- mergesort(v, m + 1, e);
- }
- else {
- return;
- }
- vector<int> temp;
- int i = b, j = m + 1;
- while (i <= m and j <= e) {
- if (v[i] > v[j]) {
- temp.push_back(v[j]);
- j++;
- }
- else {
- temp.push_back(v[i]);
- i++;
- }
- }
- if (i <= m) {
- while (i <= m) {
- temp.push_back(v[i]);
- i++;
- }
- }
- else if (j <= e) {
- while (j <= e) {
- temp.push_back(v[j]);
- j++;
- }
- }
- for (int k = b; k <= e; k++) {
- v[k] = temp[k - b];
- }
- }
- int main() {
- vector <int> v;
- int n;
- cin >> n;
- for (int i = 0; i < n; i++) {
- int val;
- cin >> val;
- v.push_back(val);
- }
- mergesort(v, 0, v.size() - 1);
- for (int i = 0; i < v.size(); i++) {
- cout << v[i] << " ";
- }
- return 0;
- }
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