oj.uz

답안 #143771

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
143771 2019-08-15T04:10:32 Z jwvg0425 Arranging Shoes (IOI19_shoes) C++17
10 / 100
 30 ms 1904 KB 
#include "shoes.h"

long long count_swaps(std::vector<int> s) {
    long long ans = 0;
    for (int i = 0; i < s.size(); i += 2)
    {
        if (s[i + 1] < 0)
            ans++;
    }

    return ans;
}

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:5:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < s.size(); i += 2)
                     ~~^~~~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct

Subtask #2
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Incorrect 2 ms 256 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Incorrect 2 ms 256 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 248 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Incorrect 30 ms 1904 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Incorrect 2 ms 256 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #6
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Incorrect 2 ms 256 KB Output isn't correct
4 Halted 0 ms 0 KB -