oj.uz

Submission #734401

# Submission time Handle Problem Language Result Execution time Memory
734401 2023-05-02T11:18:07 Z Amaarsaa Global Warming (NOI13_gw) C++14
6 / 40
 481 ms 20744 KB 
#include<bits/stdc++.h>
 
using namespace std;
using ll = long long;
ll n, ans, p, j, s, x;
int main() {
	ll i, t, r;
	cin >> n;
	int Used[1000005] = {0};
	vector < pair < ll, ll > > v;
	v.push_back(make_pair(-1, -1));
	for ( i = 1; i <= n; i ++) {
		cin >> x;
		v.push_back(make_pair(x, i));
		
	}	
	ans = 0;
	sort ( v.begin(), v.end());
	r = 0;
	for ( i = n; i >= 1; i --) {
		x = v[i].second;
		if ( v[i].first != v[i - 1].first) {
			ans ++;
			if ( Used[x + 1] == 1) ans --;
			if ( Used[x - 1] == 1) ans --;
		}
		Used[x] = 1;
		
		r = max (r, ans);
	}
	cout << r << endl;
}

Compilation message

gw.cpp: In function 'int main()':
gw.cpp:7:8: warning: unused variable 't' [-Wunused-variable]
    7 |  ll i, t, r;
      |        ^

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4180 KB Output is correct
2 Correct 4 ms 4180 KB Output is correct
3 Correct 3 ms 4180 KB Output is correct
4 Correct 3 ms 4180 KB Output is correct
5 Correct 3 ms 4180 KB Output is correct

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 32 ms 6304 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 44 ms 6384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 481 ms 20740 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 449 ms 20744 KB Output isn't correct
2 Halted 0 ms 0 KB -