oj.uz

Submission #365755

# Submission time Handle Problem Language Result Execution time Memory
365755 2021-02-12T10:05:36 Z Yomapeed Kitchen (BOI19_kitchen) C++17
0 / 100
 131 ms 216004 KB 
#include<bits/stdc++.h>
#define pi 3.141592653589793238
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#define MOD 1000000007
#define INF 999999999999999999 
#define pb push_back
#define ff first
#define ss second
 
#define mt make_tuple
#define ll long long
#define fast ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>

using namespace __gnu_pbds;
 
 
typedef tree<ll, null_type, less_equal<ll>, rb_tree_tag, tree_order_statistics_node_update> indexed_set;
 
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
const int N = 3e2 + 2;
ll dp[N][N][N];
void chmin(ll& a, ll b){
    a = min(a, b);
} 
int main() {
    //freopen("input.txt", "r", stdin);
    //freopen("output.txt", "w", stdout);
    fast;
    ll T = 1, i, j;
    
    //cin >> T;
    while (T--) {
        ll n, m, k;
        cin >> n >> m >> k;
        vector<ll> a(n), b(m);
        bool flag = true;
        ll sum = 0;
        ll sa = 0;
        for(i = 0; i < n; i++){
            cin >> a[i];
            if(a[i] < k){
                flag = false;
            }
            sum += a[i];
        }
        sa = sum;
        for(i = 0; i < m; i++){
            cin >> b[i];
            sum -= b[i];
        }
        if(sum > 0){
            flag = false;
        }
        if(m < k){
            flag = false;
        }
        if(!flag){
            cout << "Impossible\n";
            return 0;
        }
        for(i = 0; i < N; i++){
            for(j = 0; j < N; j++){
                for(ll jj = 0; jj < N; jj++){
                    dp[i][j][jj] = INF;
                }
            }
        }
        dp[0][0][0] = 0;
        for(i = 0; i < m; i++){
            ll B = min(b[i], n);
            for(ll x = 0; x < n; x++){
                for(ll done = 0; done <= k; done++){
                    if(dp[i][x][done] == INF){
                        continue;
                    }
                    if(x + B < n){
                        chmin(dp[i + 1][x + B][done], dp[i][x][done] + b[i]);
                        //cout << dp[i + 1][x + B][done] << " " << i + 1 << " " << x + B << " " << done << endl;
                    }
                    else{
                        chmin(dp[i + 1][x + B - n][done + 1], dp[i][x][done] + b[i]);
                        //cout << dp[i + 1][x + B - n][done + 1] << " " << i + 1 << " " << x + B - n << " " << done + 1 << endl;
                    }

                }
            }
        }
        // if(dp[m][0][k] == INF){
        //     cout << "Impossible\n";
        //     return 0;
        // }
        ll ans = dp[m][0][k] - sa;
        for(i = 0; i < n; i++){
            chmin(ans, dp[m][i][k] - sa);
        }
        if(ans >= 1000000){
            cout << "Impossible\n";
            return 0;
        }
        cout << ans << endl;
    }
    return 0;
}

Compilation message

kitchen.cpp:4: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
    4 | #pragma GCC optimization ("O3")
      | 
kitchen.cpp:5: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
    5 | #pragma GCC optimization ("unroll-loops")
      |

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 125 ms 215916 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 125 ms 215916 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 128 ms 216004 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 131 ms 215916 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 28.0

# Verdict Execution time Memory Grader output
1 Incorrect 125 ms 215916 KB Output isn't correct
2 Halted 0 ms 0 KB -