Submission #536889

#	Time	Username	Problem	Language	Result	Execution time	Memory
536889		joelau	Popeala (CEOI16_popeala)	C++14	17 / 100	2082 ms	9940 KiB

popeala

#include <bits/stdc++.h>
using namespace std;

long long N,T,S, A[20005], B[55][20005], dp[20005][55];

int main() {
    ios_base::sync_with_stdio(false); cin.tie(NULL);
    cin >> N >> T >> S;
    A[0] = 0;
    for (long long i = 1; i <= T; ++i) {
        cin >> A[i];
        A[i] += A[i-1];
    }
    for (long long i = 1; i <= N; ++i) for (long long j = 1; j <= T; ++j) {
        char ch; cin >> ch;
        B[i][j] = ch-'0' + B[i][j-1];
    }
    memset(dp,-1,sizeof(dp));
    dp[0][0] = 0;
    for (long long i = 1; i <= T; ++i) for (long long j = 1; j <= S && j <= i; ++j) for (long long k = 0; k < i; ++k) if (dp[k][j-1] != -1) {
        long long num = 0;
        for (long long n = 1; n <= N; ++n) if (B[n][i] - B[n][k] == i-k) num++;
        if (dp[i][j] == -1) dp[i][j] = dp[k][j-1] + num * (A[i] - A[k]);
        else dp[i][j] = min(dp[i][j], dp[k][j-1] + num * (A[i] - A[k]));
    }
    for (long long i = 1; i <= S; ++i) cout << dp[T][i] << '\n';

    return 0;
}

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