oj.uz

Submission #979337

# Submission time Handle Problem Language Result Execution time Memory
979337 2024-05-10T16:35:16 Z lftroq Toll (BOI17_toll) C++14
100 / 100
 60 ms 83636 KB 
/*

                                             :-=-
                                        :%@@@@@@@@@=
                                     .#@@@@@%@%@@@@@@=
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                                .*@@@@@@@@@@@@@@@@@@@@@@@=        ／￣￣￣￣￣￣￣￣￣＼
                                .@@@@@@@@@@@@@@@@@@@@@@@@#       |      lftroq ♥      |
                                +@@@@@@@@@@@%%@@@@@@@@@@@@-       ＼＿＿＿＿＿＿＿＿＿／
                               .%@@@@@@@@@@%##%@@@@@@@@@@@#        /／
                               -@@@@@@@@%%%%%%%%%@@@@@@@@@@:
                          -+-  =@@@@@%##%#%##**+#@@@@@@@@@@-
                          .+++.%@@@%##%%%%%%%#**+##%%@@@@@@+
                            +=*%@@@#*###%%#=--+=+*##%@@@@@@%.
                            :*+%@@*+**##*=======+***#@@@@@@@:
                             =+++**%@###*=++=-==++**#@@@@@@@:
                           .**===*%@@@##+=**#*==***@@@@@@@@@:
                          :+++=+*+%%@@%#==+*%#*+=++@@@@@@@@%
                          .**#*+*+**+%#+=---=***+==*@@@@@@@:
                          :**#*+=+**@%##*%#++++--=++#@@@@@@@+-::.
                         =%**###**#@@%*=*%%%%%*==++++%@@@@@@#=-----.
                      .%@@%***###@@@%*++%%%#*===+=++++%@@@@%*=-----=.
                      =**##+=+##@@@@=+%+=***#%@#+**++++%@@%+=-------=:
                    .++===++====@@@@+--==-=#%%%%+++*++++#%+=------==+=.
                   -++--=++-:::::=#@#----+--*%%*+**+++++++==-----===--+=
                   :*+=--++-::::::--=-----==-=%==+%%***++=---=---===-=++:
                    :*+--+=-::::::::---:----+=-=++##***===-::::-+----=*+:
                     .=--:::.:::-=-::---::--------++--=====-::::--:-==++
                     :=::::::--::::::--=+-:--++++==++--==:::-:::----==+=
                     *-:::::::.....:-++++++++++++++=+=---::::===-:------
                    :+:--:......:-+++++++++++++++++====---:--=-=----:-:=.
                    :==--:::.:=+++++++++++++++++++++-::===-:-===-----=--:
                    .+=--:::-:=+++++==++++++++++++++=--:.:-===+-------+=-.
                     .+==-----::-+++-:+++=====+++++++=--=======--:----==+=.
                     :+===-----------:-++====+++++++++=--==--+-:------==-::
                      +=====-::----+-::-+====+++++++++++=---==:-===:-==-==.
                      :+===========+-::::-----+++++++++++*=--======-=+=-=.
                       .=========++=-::::::----:::-++++++*+=+======+++==.
                          .=========-::::::-----:::=+++++**+=+**====-:.   .
                             *======-::::::::-:-----++++++++==++++++-
                             #======-:::::::::-------++++++++====+++=
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                             :===-:--:::::::::::-------+++++++===++=++
                             .===-:--:::::::::::::-----=+++++====++===.
                             .+=-::--::::::::::::-:-----++++++====++=+:
                             .=-:::--::::::::::::-------=+++++===-----+=
                             .=-:::--:::::::::::---------=++++==-----==+=.
                             .=-:::---:::::::::::---------+++===-----===++.
                             .=::::---:::::::-:-----------=++==-:-----===+-
                             .--:::---:::::::--------------=+=----==--===+-
                             .=::::---::::::::::-------===--==-------=--==:
                             .=--::--::::----:---:::::-:----:::-----======-
                             .=---:--:::---::::::--------------------==++++
*/
#include <bits/stdc++.h>
#define fastIO ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define MOD 1000000007ll
#define MOD2 998244353ll
#define endl '\n'
#define PI acos(-1)
#define INFINITE 1000000000
#define INFINITE2 1000000000000000000ll
#define llll pair<ll,ll>
#define ldld pair<ld,ld>
#define fi first
#define se second
#define sqrt sqrtl
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;

using namespace std;

int k,n,m,q;
int dp[17][50005][5][5],ans[5][5],temp[5][5];

void solve()
{
    cin >> k >> n >> m >> q;
    for(int i=0;i<17;i++) for(int j=0;j<=(n+k-1)/k;j++) for(int h=0;h<k;h++) for(int l=0;l<k;l++) dp[i][j][h][l]=INFINITE;
    while(m--)
    {
        int u,v,w;
        cin >> u >> v >> w;
        dp[0][u/k][u%k][v%k]=w;
    }
    for(int i=1;i<17;i++)
    {
        for(int j=0;j+(1<<i)+1<=(n+k-1)/k;j++)
        {
            for(int u=0;u<k;u++)
            {
                for(int v=0;v<k;v++)
                {
                    for(int t=0;t<k;t++) dp[i][j][u][v]=min(dp[i][j][u][v],dp[i-1][j][u][t]+dp[i-1][j+(1<<(i-1))][t][v]);
                }
            }
        }
    }
    while(q--)
    {
        int a,b;
        cin >> a >> b;
        for(int i=0;i<k;i++)
        {
            for(int j=0;j<k;j++) ans[i][j]=INFINITE;
            ans[i][i]=0;
        }
        int x=a/k,y=b/k;
        for(int i=16;i>=0;i--)
        {
            if(x+(1<<i)<=y)
            {
                for(int u=0;u<k;u++) for(int v=0;v<k;v++) temp[u][v]=INFINITE;
                for(int u=0;u<k;u++) for(int v=0;v<k;v++) for(int t=0;t<k;t++) temp[u][v]=min(temp[u][v],ans[u][t]+dp[i][x][t][v]);
                for(int u=0;u<k;u++) for(int v=0;v<k;v++) ans[u][v]=temp[u][v];
                x+=(1<<i);
            }
        }
        if(ans[a%k][b%k]==INFINITE) cout << -1 << endl; else cout << ans[a%k][b%k] << endl;
    }
}

int main()
{
    fastIO
    //freopen("hanhhhh.inp","r",stdin);
    //freopen("hanhhhh.out","w",stdout);
    int t=1;
    //cin >> t;
    while(t--)
    solve();
    return 0;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 83536 KB Output is correct
2 Correct 4 ms 33116 KB Output is correct
3 Correct 4 ms 33116 KB Output is correct
4 Correct 4 ms 33276 KB Output is correct
5 Correct 5 ms 35420 KB Output is correct
6 Correct 4 ms 35420 KB Output is correct
7 Correct 4 ms 35420 KB Output is correct
8 Correct 36 ms 83636 KB Output is correct
9 Correct 36 ms 83548 KB Output is correct
10 Correct 22 ms 83548 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 76544 KB Output is correct
2 Correct 4 ms 33116 KB Output is correct
3 Correct 4 ms 33116 KB Output is correct
4 Correct 4 ms 33116 KB Output is correct
5 Correct 4 ms 33116 KB Output is correct
6 Correct 4 ms 33116 KB Output is correct
7 Correct 8 ms 35420 KB Output is correct
8 Correct 8 ms 35420 KB Output is correct
9 Correct 34 ms 83632 KB Output is correct
10 Correct 46 ms 62044 KB Output is correct
11 Correct 38 ms 76628 KB Output is correct
12 Correct 35 ms 62044 KB Output is correct
13 Correct 44 ms 43612 KB Output is correct
14 Correct 28 ms 51804 KB Output is correct
15 Correct 31 ms 43608 KB Output is correct
16 Correct 31 ms 43732 KB Output is correct

Subtask #3
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 33112 KB Output is correct
2 Correct 4 ms 33116 KB Output is correct
3 Correct 4 ms 33112 KB Output is correct
4 Correct 4 ms 33116 KB Output is correct
5 Correct 4 ms 33268 KB Output is correct
6 Correct 5 ms 35420 KB Output is correct
7 Correct 5 ms 35164 KB Output is correct
8 Correct 5 ms 33324 KB Output is correct
9 Correct 4 ms 33368 KB Output is correct
10 Correct 31 ms 83628 KB Output is correct
11 Correct 31 ms 76380 KB Output is correct
12 Correct 38 ms 62040 KB Output is correct
13 Correct 44 ms 62044 KB Output is correct
14 Correct 35 ms 62044 KB Output is correct
15 Correct 29 ms 43612 KB Output is correct
16 Correct 28 ms 43608 KB Output is correct

Subtask #4
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 33112 KB Output is correct
2 Correct 4 ms 33116 KB Output is correct
3 Correct 4 ms 33112 KB Output is correct
4 Correct 4 ms 33116 KB Output is correct
5 Correct 4 ms 33268 KB Output is correct
6 Correct 5 ms 35420 KB Output is correct
7 Correct 5 ms 35164 KB Output is correct
8 Correct 5 ms 33324 KB Output is correct
9 Correct 4 ms 33368 KB Output is correct
10 Correct 31 ms 83628 KB Output is correct
11 Correct 31 ms 76380 KB Output is correct
12 Correct 38 ms 62040 KB Output is correct
13 Correct 44 ms 62044 KB Output is correct
14 Correct 35 ms 62044 KB Output is correct
15 Correct 29 ms 43612 KB Output is correct
16 Correct 28 ms 43608 KB Output is correct
17 Correct 35 ms 76376 KB Output is correct
18 Correct 4 ms 33112 KB Output is correct
19 Correct 4 ms 33116 KB Output is correct
20 Correct 4 ms 33112 KB Output is correct
21 Correct 4 ms 33244 KB Output is correct
22 Correct 4 ms 33112 KB Output is correct
23 Correct 5 ms 35416 KB Output is correct
24 Correct 5 ms 35420 KB Output is correct
25 Correct 7 ms 33116 KB Output is correct
26 Correct 6 ms 33116 KB Output is correct
27 Correct 32 ms 83548 KB Output is correct
28 Correct 41 ms 62044 KB Output is correct
29 Correct 43 ms 62044 KB Output is correct
30 Correct 37 ms 62172 KB Output is correct

Subtask #5
44.0 / 44.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 83536 KB Output is correct
2 Correct 4 ms 33116 KB Output is correct
3 Correct 4 ms 33116 KB Output is correct
4 Correct 4 ms 33276 KB Output is correct
5 Correct 5 ms 35420 KB Output is correct
6 Correct 4 ms 35420 KB Output is correct
7 Correct 4 ms 35420 KB Output is correct
8 Correct 36 ms 83636 KB Output is correct
9 Correct 36 ms 83548 KB Output is correct
10 Correct 22 ms 83548 KB Output is correct
11 Correct 38 ms 76544 KB Output is correct
12 Correct 4 ms 33116 KB Output is correct
13 Correct 4 ms 33116 KB Output is correct
14 Correct 4 ms 33116 KB Output is correct
15 Correct 4 ms 33116 KB Output is correct
16 Correct 4 ms 33116 KB Output is correct
17 Correct 8 ms 35420 KB Output is correct
18 Correct 8 ms 35420 KB Output is correct
19 Correct 34 ms 83632 KB Output is correct
20 Correct 46 ms 62044 KB Output is correct
21 Correct 38 ms 76628 KB Output is correct
22 Correct 35 ms 62044 KB Output is correct
23 Correct 44 ms 43612 KB Output is correct
24 Correct 28 ms 51804 KB Output is correct
25 Correct 31 ms 43608 KB Output is correct
26 Correct 31 ms 43732 KB Output is correct
27 Correct 4 ms 33112 KB Output is correct
28 Correct 4 ms 33116 KB Output is correct
29 Correct 4 ms 33112 KB Output is correct
30 Correct 4 ms 33116 KB Output is correct
31 Correct 4 ms 33268 KB Output is correct
32 Correct 5 ms 35420 KB Output is correct
33 Correct 5 ms 35164 KB Output is correct
34 Correct 5 ms 33324 KB Output is correct
35 Correct 4 ms 33368 KB Output is correct
36 Correct 31 ms 83628 KB Output is correct
37 Correct 31 ms 76380 KB Output is correct
38 Correct 38 ms 62040 KB Output is correct
39 Correct 44 ms 62044 KB Output is correct
40 Correct 35 ms 62044 KB Output is correct
41 Correct 29 ms 43612 KB Output is correct
42 Correct 28 ms 43608 KB Output is correct
43 Correct 35 ms 76376 KB Output is correct
44 Correct 4 ms 33112 KB Output is correct
45 Correct 4 ms 33116 KB Output is correct
46 Correct 4 ms 33112 KB Output is correct
47 Correct 4 ms 33244 KB Output is correct
48 Correct 4 ms 33112 KB Output is correct
49 Correct 5 ms 35416 KB Output is correct
50 Correct 5 ms 35420 KB Output is correct
51 Correct 7 ms 33116 KB Output is correct
52 Correct 6 ms 33116 KB Output is correct
53 Correct 32 ms 83548 KB Output is correct
54 Correct 41 ms 62044 KB Output is correct
55 Correct 43 ms 62044 KB Output is correct
56 Correct 37 ms 62172 KB Output is correct
57 Correct 60 ms 54100 KB Output is correct
58 Correct 36 ms 83620 KB Output is correct
59 Correct 43 ms 76560 KB Output is correct