제출 #595027

#제출 시각아이디문제언어결과실행 시간메모리
595027Valaki2Aliens (IOI16_aliens)C++14
12 / 100
327 ms4264 KiB
#include "aliens.h" #include <bits/stdc++.h> using namespace std; #define n N #define m M #define k K #define int long long #define pb push_back #define mp make_pair #define pii pair<int, int> #define fi first #define se second const int inf = 1e9 + 42; int n, m, k; vector<int> a, b; int solve() { vector<bool> v(1 + m, false); v[0] = true; for(int i = 0; i < n; i++) { v[a[i] + 1] = true; } vector<int> prv(1 + m, 0); for(int i = 1; i <= m; i++) { if(v[i]) { prv[i] = i; } else { prv[i] = prv[i - 1]; } } vector<vector<int> > dp(1 + m, vector<int> (1 + k, inf)); dp[0][0] = 0; for(int j = 1; j <= k; j++) { dp[0][j] = 0; for(int i = 1; i <= m; i++) { dp[i][j] = dp[i][j - 1]; for(int l = 0; l <= i; l++) { dp[i][j] = min(dp[i][j], dp[prv[l]][j - 1] + (i - l) * (i - l)); } dp[i][j] = min(dp[i][j], dp[prv[i]][j]); } } int ans = inf; for(int j = 0; j <= k; j++) { ans = min(ans, dp[m][j]); } return ans; } #undef n #undef m #undef k int take_photos(signed n, signed m, signed k, vector<signed> r, vector<signed> c) { N = n; M = m; K = k; a.assign(N, 0); b.assign(N, 0); for(int i = 0; i < N; i++) { a[i] = r[i]; b[i] = c[i]; } return solve(); }
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