Submission #754824

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
754824	2023-06-08 16:54:39	Stickfish	Costinland (info1cup19_costinland)	C++17	100 / 100	28 ms	852 KiB

costinland

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#include <iostream>
#include <vector>
#include <bitset>
#include <algorithm>
#include <set>
using ll = long long;
using namespace std;
pair<vector<int>, vector<int>> get_dp(int n, int m, int msk) {
    vector<vector<pair<int, int>>> dp(n + 1, vector<pair<int, int>>(m + 1, {0, 0}));
    dp[0][0] = {1, 0};
    for (int i = 0; i < n; ++i) for (int j = 0; j < m; ++j) {
        if (msk & (1 << (i * m + j))) {
            dp[i + 1][j].first += dp[i][j].first + dp[i][j].second;
            dp[i][j + 1].second += dp[i][j].first + dp[i][j].second;
        } else {
            dp[i + 1][j].first += dp[i][j].first;
            dp[i][j + 1].second += dp[i][j].second;
        }
    }
    vector<int> row(n);
    vector<int> col(m);
    for (int i = 0; i < n; ++i)
        row[i] = dp[i][m].second;
    for (int j = 0; j < m; ++j)
        col[j] = dp[n][j].first;
    return {row, col};
}
void solve_smallk(int k) {
 
 
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Compilation message (stderr)

costinland.cpp: In function 'void init_blocks()':
costinland.cpp:143:33: warning: comparison of integer expressions of different signedness: 'std::size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
  143 |             if (st[bld].count() == bld)
      |                 ~~~~~~~~~~~~~~~~^~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 80 / 80