oj.uz

답안 #366090

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
366090 2021-02-13T04:52:54 Z dolphingarlic Growing Vegetable is Fun 3 (JOI19_ho_t3) C++14
0 / 100
 86 ms 163020 KB 
#include <bits/stdc++.h>
using namespace std;

const int INF = 1e6;

vector<int> has[4];
int dp[401][401][401][4];

int main() {
    cin.tie(0)->sync_with_stdio(0);
    int n;
    cin >> n;
    for (int i = 1; i <= n; i++) {
        char c;
        cin >> c;
        if (c == 'R') has[1].push_back(i);
        if (c == 'G') has[2].push_back(i);
        if (c == 'Y') has[3].push_back(i);
    }
    dp[0][0][0][1] = dp[0][0][0][2] = dp[0][0][0][3] = 0;
    for (int i = 0; i <= has[1].size(); i++)
        for (int j = 0; j <= has[2].size(); j++)
            for (int k = 0; k <= has[3].size(); k++) {
                if (i || j || k) dp[i][j][k][1] = dp[i][j][k][2] = dp[i][j][k][3] = INF;
                int tot = i + j + k;
                if (i) dp[i][j][k][1] = min(dp[i - 1][j][k][2], dp[i - 1][j][k][3]) + abs(has[1][i - 1] - tot);
                if (j) dp[i][j][k][2] = min(dp[i][j - 1][k][1], dp[i][j - 1][k][3]) + abs(has[2][j - 1] - tot);
                if (k) dp[i][j][k][3] = min(dp[i][j][k - 1][1], dp[i][j][k - 1][2]) + abs(has[3][k - 1] - tot);
            }
    int ans = *min_element(dp[has[1].size()][has[2].size()][has[3].size()] + 1, dp[has[1].size()][has[2].size()][has[3].size()] + 4);
    if (ans > INF) cout << -1;
    else cout << ans / 2;
    return 0;
}

Compilation message

joi2019_ho_t3.cpp: In function 'int main()':
joi2019_ho_t3.cpp:21:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     for (int i = 0; i <= has[1].size(); i++)
      |                     ~~^~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:22:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |         for (int j = 0; j <= has[2].size(); j++)
      |                         ~~^~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:23:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |             for (int k = 0; k <= has[3].size(); k++) {
      |                             ~~^~~~~~~~~~~~~~~~

Subtask #1
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 1 ms 492 KB Output is correct
7 Correct 1 ms 492 KB Output is correct
8 Correct 1 ms 492 KB Output is correct
9 Correct 1 ms 620 KB Output is correct
10 Incorrect 1 ms 620 KB Output isn't correct
11 Halted 0 ms 0 KB -

Subtask #2
0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 1 ms 492 KB Output is correct
7 Correct 1 ms 492 KB Output is correct
8 Correct 1 ms 492 KB Output is correct
9 Correct 1 ms 620 KB Output is correct
10 Incorrect 1 ms 620 KB Output isn't correct
11 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 84 ms 162924 KB Output is correct
3 Correct 86 ms 162156 KB Output is correct
4 Correct 84 ms 162924 KB Output is correct
5 Correct 83 ms 162924 KB Output is correct
6 Correct 84 ms 163020 KB Output is correct
7 Correct 84 ms 162156 KB Output is correct
8 Correct 83 ms 162240 KB Output is correct
9 Correct 84 ms 161260 KB Output is correct
10 Correct 84 ms 162924 KB Output is correct
11 Correct 83 ms 162876 KB Output is correct
12 Correct 23 ms 44140 KB Output is correct
13 Correct 40 ms 77164 KB Output is correct
14 Correct 57 ms 111468 KB Output is correct
15 Incorrect 84 ms 162924 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 1 ms 492 KB Output is correct
7 Correct 1 ms 492 KB Output is correct
8 Correct 1 ms 492 KB Output is correct
9 Correct 1 ms 620 KB Output is correct
10 Incorrect 1 ms 620 KB Output isn't correct
11 Halted 0 ms 0 KB -