oj.uz

답안 #515959

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
515959 2022-01-20T08:05:07 Z KoD Po (COCI21_po) C++17
70 / 70
 9 ms 720 KB 
#include <bits/stdc++.h>

using std::vector;
using std::array;
using std::pair;
using std::tuple;

int main() {
    std::ios_base::sync_with_stdio(false);
    std::cin.tie(nullptr);
    int N;
    std::cin >> N;
    vector<int> val;
    val.push_back(0);
    int ans = 0;
    while (N--) {
        int x;
        std::cin >> x;
        while (val.back() > x) {
            ans += 1;
            val.pop_back();
        }
        if (val.back() != x) {
            val.push_back(x);
        }
    }
    ans += val.size() - 1;
    std::cout << ans << '\n';
    return 0;
}

Subtask #1
70.0 / 70.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 308 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 4 ms 332 KB Output is correct
5 Correct 5 ms 332 KB Output is correct
6 Correct 9 ms 720 KB Output is correct
7 Correct 9 ms 332 KB Output is correct