Precreation contest files

This commit is contained in:
2026-02-11 11:28:23 +07:00
parent 0a8ea477bb
commit cb9f7cab30
134 changed files with 1848 additions and 0 deletions

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#include <iostream>
#include <vector>
using namespace std;
void solve() {
int n;
cin >> n;
vector<int> a(n);
for (int &i : a)
cin >> i;
for (int i = 0; i < n - 1; i++) {
if (a[i] > a[i + 1]) {
cout << "YES\n2\n";
cout << a[i] << " " << a[i + 1] << "\n";
return;
}
}
cout << "NO\n";
}
int main() {
int t;
cin >> t;
while (t--)
solve();
}

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3
2
1 2
3
1 2 3
4
3 0 2 3

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#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;
void solve() {
int n;
cin >> n;
vector<int> a(n);
for (auto &i : a)
cin >> i;
cout << min(a[0] + a[1], 2 * a[0]) << "\n";
}
int main() {
int t;
cin >> t;
while (t--)
solve();
}