Submission #237013

#	Time	Username	Problem	Language	Result	Execution time	Memory
237013		Sorting	Popeala (CEOI16_popeala)	C++14	17 / 100	2085 ms	1028 KiB

popeala

#include <bits/stdc++.h>

using namespace std;

const int k_T = 2e4 + 3;
const int k_N = 50 + 3;
const int k_S = 50 + 3;

int n, t, s;
int points[k_T];
string results[k_N];

long long dp[k_S][k_T];

int sum[k_N];
bool counts[k_N];

int main(){
    ios::sync_with_stdio(false);
    cin.tie(NULL);

    cin >> n >> t >> s;

    for(int i = 0; i < t; ++i)
        cin >> points[i];
    for(int i = 0; i < n; ++i)
        cin >> results[i];

    for(int subtasks = 0; subtasks <= s; ++subtasks){
        for(int pos = 0; pos <= t; ++pos){
            long long &answer = dp[subtasks][pos];

            if(!subtasks) answer = (pos == t) ? 0 : INT_MAX;
            else if(pos == t) answer = INT_MAX;
            else{
                for(int i = 0; i < n; ++i){
                    sum[i] = 0;
                    counts[i] = 1;
                }

                answer = INT_MAX;
                for(int i = pos; i < t; ++i){
                    int add = 0;
                    for(int j = 0; j < n; ++j){
                        sum[j] += points[i];
                        if(results[j][i] == '0')
                            counts[j] = 0;

                        if(counts[j])
                            add += sum[j];
                    }

                    answer = min(add + dp[subtasks - 1][i + 1], answer);
                }
            }
            //cout << subtasks << " " << pos << " = " << answer << endl;
        }
    }

    for(int subtasks = 1; subtasks <= s; ++subtasks)
        cout << dp[subtasks][0] << "\n";
}

• Subtask 1: 8 / 8
• Subtask 2: 9 / 9
• Subtask 3: 0 / 9
• Subtask 4: 0 / 74