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답안 #970497

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
970497 2024-04-26T16:01:20 Z NoMercy Lightning Rod (NOI18_lightningrod) C++14
7 / 100
 2000 ms 105904 KB 
#include <bits/stdc++.h>
using namespace std;
 
    
int TIME = clock();

#define file \
            freopen("in.txt" , "r" , stdin); \
            freopen("out.txt" , "w" , stdout);
 

void test_case () {
    int n;
    cin >> n;
    stack <array <int , 2>> st;
    auto check = [&](array<int , 2> fi , array<int , 2> se) -> bool {
        return (abs(fi[0] - se[0]) <= abs(fi[1] - se[1]));
    };
    for (int i = 0;i < n;i ++) {
        int x , y;
        cin >> x >> y;
        while (st.size() > 0 && check(st.top() , {x , y})) {
            st.pop();
        }
        if (st.size() == 0 || check(st.top() , {x, y}) == false) {
            st.push({x , y});
        }
    }
    cout << st.size() << "\n";
}

 
int32_t main () {
 
     /////   file
    
 
    int t = 1;
    // cin >> t;
 
    while (t --) {
        test_case();
    }

    return 0;
}

Subtask #1
0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 2029 ms 105904 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 360 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct

Subtask #3
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 360 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Incorrect 0 ms 348 KB Output isn't correct
9 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 360 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Incorrect 0 ms 348 KB Output isn't correct
9 Halted 0 ms 0 KB -

Subtask #5
0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 360 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Incorrect 0 ms 348 KB Output isn't correct
9 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 2021 ms 76688 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 2029 ms 105904 KB Time limit exceeded
2 Halted 0 ms 0 KB -