Submission #1176734

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1176734	2025-03-31 21:40:55	ivaziva	Split the sequence (APIO14_sequence)	C++20	Compilation error	0 ms	0 KiB

sequence

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#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
using namespace std;
#define MAXN 100001
#define MAXM 201
#define int long long
#define ll long long
bool Q=false;
struct Line {
    mutable ll k, m, p;
    bool operator<(const Line& o) const {
        return Q ? p < o.p : k < o.k;
    }
};
 
struct LineContainer : multiset<Line> {
    // (for doubles, use inf = 1/.0, div(a,b) = a/b)
    const ll inf = LLONG_MAX;
    ll div(ll a, ll b) { // floored division
        return a / b - ((a ^ b) < 0 && a % b); }
    bool isect(iterator x, iterator y) {
        if (y == end()) { x->p = inf; return false; }
        if (x->k == y->k) x->p = x->m > y->m ? inf : -inf;
        else x->p = div(y->m - x->m, x->k - y->k);
        return x->p >= y->p;
    }
 
 
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Compilation message (stderr)

sequence.cpp: In function 'int32_t main()':
sequence.cpp:66:46: error: conversion from 'long long int' to non-scalar type 'std::pair<long long int, long long int>' requested
   66 |             pair<int,int> resenje=tree.getMax(pref[pos]);dp[1][pos]=(long long)(pref[pos]*(pref[n]-pref[pos]))+eval(resenje,pref[pos]);
      |                                   ~~~~~~~~~~~^~~~~~~~~~~