oj.uz

Submission #109475

# Submission time Handle Problem Language Result Execution time Memory
109475 2019-05-06T16:39:47 Z wasyl Growing Vegetable is Fun 3 (JOI19_ho_t3) C++11
75 / 100
 109 ms 45944 KB 
#pragma GCC optimize("O3")
/*{{{*/
#include <bits/stdc++.h>
#ifdef LOCAL
int c_ = 0;
#define cout (c_?cerr:cout)
#define debug(...) \
{if(!c_++)cerr<<"\033[96;1m"; \
__VA_ARGS__; \
if(!--c_)cerr<<"\033[0m";}
#else
#define debug(...) {}
#endif
#define assrt(...) debug(\
if (not (__VA_ARGS__)) \
    exit((cerr << __LINE__ << ": " << #__VA_ARGS__ << '\n', 0));\
)
#define st first
#define nd second
#define all(...) (__VA_ARGS__).begin(), (__VA_ARGS__).end()
using namespace std; using ll = long long;
template < typename t > using V = vector< t >;
template < typename t, size_t s > using A = array< t, s >;
void print() {cout << '\n';}
template< typename t, typename... v >
void print(const t& a, const v&... b)
{cout << a << (sizeof...(b)?" ":""); print(b...);}
template< typename t > void print_range(t a, const t& b)
{ while (a != b) cout << (*a++) << ' '; cout << '\n';}
#define dump(...) debug(print(#__VA_ARGS__,'=',__VA_ARGS__))
#define dump_range(...) debug(cerr<<#__VA_ARGS__ << ": "; print_range(__VA_ARGS__))
/*}}}*/

using Triple = array< int, 3 >;
constexpr int nax = 400, ax = 200, cx = 3, inf = 1e9;

int n, mem[3][ax + 1][ax + 1][ax + 1], poz[cx][ax + 1], sum[cx][nax + 1];
string s;

int& dp(const int v, const Triple& s)
{
    return mem[v][s[0]][s[1]][s[2]];
}

void solve()
{
    for (int i = 0; i <= sum[0][n]; ++i)
        for (int j = 0; j <= sum[1][n]; ++j)
            for (int k = 0; k <= sum[2][n]; ++k)
                for (int l = 0; l < cx; ++l)
                {
                    Triple s{i, j, k};
                    for (int i = 0; i < cx; ++i)
                        if (s[i] < sum[i][n] and i != l)
                        {
                            int p = poz[i][s[i] + 1];
                            int d = p;
                            for (int j = 0; j < cx; ++j)
                                d -= min(sum[j][p], s[j] + (i == j));
                            int& a = dp(l, s);
                            ++s[i];
                            int& b = dp(i, s);
                            --s[i];
                            b = min(b, a + d);
                        }
                }
}

int32_t main()
{
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    cin >> n >> s;

    {
        int su[3]{};
        for (int i = 1; i <= n; ++i)
        {
            for (int j = 0; j < cx; ++j)
                sum[j][i] = sum[j][i - 1];
            if (s[i - 1] == 'R')
                ++sum[0][i], poz[0][sum[0][i]] = i;
            if (s[i - 1] == 'Y')
                ++sum[1][i], poz[1][sum[1][i]] = i;
            if (s[i - 1] == 'G')
                ++sum[2][i], poz[2][sum[2][i]] = i;
        }
    }

    for (int i = 0; i <= sum[0][n]; ++i)
        for (int j = 0; j <= sum[1][n]; ++j)
            for (int k = 0; k <= sum[2][n]; ++k)
                for (int l = 0; l < cx; ++l)
                    mem[l][i][j][k] = inf;

    mem[0][0][0][0] = mem[1][0][0][0] = mem[2][0][0][0] = 0;

    solve();
    
    int res = inf;
    for (int i = 0; i < cx; ++i)
        res = min(res, mem[i][sum[0][n]][sum[1][n]][sum[2][n]]);

    print((res == inf? -1 : res));
}

Compilation message

joi2019_ho_t3.cpp: In function 'int32_t main()':
joi2019_ho_t3.cpp:77:13: warning: unused variable 'su' [-Wunused-variable]
         int su[3]{};
             ^~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 640 KB Output is correct
7 Correct 3 ms 512 KB Output is correct
8 Correct 3 ms 512 KB Output is correct
9 Correct 3 ms 512 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 2 ms 512 KB Output is correct
12 Correct 2 ms 512 KB Output is correct
13 Correct 3 ms 512 KB Output is correct
14 Correct 3 ms 512 KB Output is correct
15 Correct 3 ms 512 KB Output is correct
16 Correct 2 ms 640 KB Output is correct
17 Correct 2 ms 384 KB Output is correct

Subtask #2
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 640 KB Output is correct
7 Correct 3 ms 512 KB Output is correct
8 Correct 3 ms 512 KB Output is correct
9 Correct 3 ms 512 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 2 ms 512 KB Output is correct
12 Correct 2 ms 512 KB Output is correct
13 Correct 3 ms 512 KB Output is correct
14 Correct 3 ms 512 KB Output is correct
15 Correct 3 ms 512 KB Output is correct
16 Correct 2 ms 640 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 3 ms 1792 KB Output is correct
19 Correct 3 ms 1764 KB Output is correct
20 Correct 3 ms 1792 KB Output is correct
21 Correct 3 ms 1536 KB Output is correct
22 Correct 4 ms 2176 KB Output is correct
23 Correct 4 ms 1536 KB Output is correct
24 Correct 3 ms 1152 KB Output is correct
25 Correct 2 ms 944 KB Output is correct
26 Correct 4 ms 896 KB Output is correct
27 Correct 3 ms 1408 KB Output is correct
28 Correct 3 ms 1664 KB Output is correct
29 Correct 4 ms 1792 KB Output is correct
30 Correct 3 ms 1408 KB Output is correct
31 Correct 3 ms 1408 KB Output is correct
32 Correct 3 ms 1408 KB Output is correct
33 Correct 3 ms 944 KB Output is correct
34 Correct 3 ms 896 KB Output is correct
35 Correct 3 ms 1408 KB Output is correct
36 Correct 4 ms 1792 KB Output is correct
37 Correct 3 ms 1280 KB Output is correct
38 Correct 4 ms 1296 KB Output is correct
39 Correct 4 ms 1536 KB Output is correct
40 Correct 2 ms 512 KB Output is correct
41 Correct 3 ms 640 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 5 ms 3456 KB Output is correct
3 Correct 7 ms 3456 KB Output is correct
4 Correct 6 ms 3328 KB Output is correct
5 Correct 6 ms 3456 KB Output is correct
6 Correct 6 ms 3456 KB Output is correct
7 Correct 6 ms 3456 KB Output is correct
8 Correct 8 ms 3328 KB Output is correct
9 Correct 5 ms 3456 KB Output is correct
10 Correct 6 ms 3428 KB Output is correct
11 Correct 6 ms 3456 KB Output is correct
12 Correct 4 ms 1792 KB Output is correct
13 Correct 5 ms 2304 KB Output is correct
14 Correct 3 ms 2816 KB Output is correct
15 Correct 5 ms 3328 KB Output is correct
16 Correct 5 ms 3328 KB Output is correct

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 640 KB Output is correct
7 Correct 3 ms 512 KB Output is correct
8 Correct 3 ms 512 KB Output is correct
9 Correct 3 ms 512 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 2 ms 512 KB Output is correct
12 Correct 2 ms 512 KB Output is correct
13 Correct 3 ms 512 KB Output is correct
14 Correct 3 ms 512 KB Output is correct
15 Correct 3 ms 512 KB Output is correct
16 Correct 2 ms 640 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 3 ms 1792 KB Output is correct
19 Correct 3 ms 1764 KB Output is correct
20 Correct 3 ms 1792 KB Output is correct
21 Correct 3 ms 1536 KB Output is correct
22 Correct 4 ms 2176 KB Output is correct
23 Correct 4 ms 1536 KB Output is correct
24 Correct 3 ms 1152 KB Output is correct
25 Correct 2 ms 944 KB Output is correct
26 Correct 4 ms 896 KB Output is correct
27 Correct 3 ms 1408 KB Output is correct
28 Correct 3 ms 1664 KB Output is correct
29 Correct 4 ms 1792 KB Output is correct
30 Correct 3 ms 1408 KB Output is correct
31 Correct 3 ms 1408 KB Output is correct
32 Correct 3 ms 1408 KB Output is correct
33 Correct 3 ms 944 KB Output is correct
34 Correct 3 ms 896 KB Output is correct
35 Correct 3 ms 1408 KB Output is correct
36 Correct 4 ms 1792 KB Output is correct
37 Correct 3 ms 1280 KB Output is correct
38 Correct 4 ms 1296 KB Output is correct
39 Correct 4 ms 1536 KB Output is correct
40 Correct 2 ms 512 KB Output is correct
41 Correct 3 ms 640 KB Output is correct
42 Correct 2 ms 384 KB Output is correct
43 Correct 5 ms 3456 KB Output is correct
44 Correct 7 ms 3456 KB Output is correct
45 Correct 6 ms 3328 KB Output is correct
46 Correct 6 ms 3456 KB Output is correct
47 Correct 6 ms 3456 KB Output is correct
48 Correct 6 ms 3456 KB Output is correct
49 Correct 8 ms 3328 KB Output is correct
50 Correct 5 ms 3456 KB Output is correct
51 Correct 6 ms 3428 KB Output is correct
52 Correct 6 ms 3456 KB Output is correct
53 Correct 4 ms 1792 KB Output is correct
54 Correct 5 ms 2304 KB Output is correct
55 Correct 3 ms 2816 KB Output is correct
56 Correct 5 ms 3328 KB Output is correct
57 Correct 5 ms 3328 KB Output is correct
58 Correct 101 ms 45848 KB Output is correct
59 Correct 95 ms 42744 KB Output is correct
60 Correct 109 ms 45944 KB Output is correct
61 Correct 108 ms 45048 KB Output is correct
62 Runtime error 24 ms 10368 KB Execution killed with signal 11 (could be triggered by violating memory limits)
63 Halted 0 ms 0 KB -