Submission #107972

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
107972	2019-04-26 10:57:50	dfistric	Bali Sculptures (APIO15_sculpture)	C++14	100 / 100	159 ms	888 KiB

sculpture

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#include <bits/stdc++.h>
#define FOR(i, a, b) for (int i = (a); i < (b); i++)
#define FORd(i, a, b) for (int i = (a); i >= (b); i--)
#define REP(i, n) FOR(i, 0, n)
#define ll long long
using namespace std;
const int MAXN = 2010;
ll arr[MAXN], pref[MAXN];
int n, a, b;
int dp[MAXN];
ll out = 0;
int dp2[MAXN][MAXN];
ll val(ll sum) {
    return ((((1LL << 60) - 1) - out) & sum);
}
int solve(int x) {
    REP(i, n) {
        dp[i] = 1e9;
        if (val(pref[i]) < (1LL << x)) dp[i] = 1;
        REP(j, i) {
            if (val(pref[i] - pref[j]) < (1LL << x)) dp[i] = min(dp[i], dp[j] + 1);
        }
    }
    return dp[n - 1];
}
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 16 / 16
• Subtask 3: 21 / 21
• Subtask 4: 25 / 25
• Subtask 5: 29 / 29