Blocks

input/code.cpp: In function 'int main()':
input/code.cpp:14:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int j = 0; j < towers.size(); ++j) {
                                   ^

#include <iostream>
#include <vector>
using namespace std;
int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int n;
	cin >> n;
	int t[n];
	vector<int> towers;
	for (int i = 0; i < n; ++i) {
		cin >> t[i];
		int choose = -1, chooses = 2e9;
		for (int j = 0; j < towers.size(); ++j) {
			if (towers[j] > t[i] && towers[j] < chooses) {
				choose = j;
				chooses = towers[j];
			}
		}
		if (choose == -1) towers.push_back(t[i]);
		else towers[choose] = t[i];
	}
	cout << towers.size() << endl;
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED

Test 11

Verdict: ACCEPTED

Test 12

Verdict: ACCEPTED

Test 13

Verdict: ACCEPTED

Test 14

Verdict: ACCEPTED

Test 15

Verdict: ACCEPTED

Test 16

Verdict: ACCEPTED

Test 17

Verdict: ACCEPTED

Test 18

Verdict: ACCEPTED

Test 19

Verdict: ACCEPTED

Test 20

Verdict: ACCEPTED

Test 21

Verdict: ACCEPTED

Test 22

Verdict: ACCEPTED

Test 23

Verdict: ACCEPTED

Test 24

Verdict: ACCEPTED

Test 25

Verdict: ACCEPTED

Test 26

Verdict: ACCEPTED

Test 27

Verdict: ACCEPTED

Test 28

Verdict: ACCEPTED

Test 29

Verdict: ACCEPTED

Test 30

Verdict: ACCEPTED