제출 #679200

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
679200	2023-01-07 17:10:51	bebra	Boat (APIO16_boat)	C++17	9 / 100	2080 ms	11352 KiB

boat

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#include <bits/stdc++.h>
using namespace std;
#define dbg(x) cerr << #x << ": " << x << endl;
struct Seg {
    int l;
    int r;
    bool empty() const {
        return r - l + 1 <= 0;
    }
    friend Seg intersect(const Seg& lhs, const Seg& rhs) {
        return {max(lhs.l, rhs.l), min(lhs.r, rhs.r)};
    }
};
const int MOD = 1e9 + 7;
const int INV2 = 500000004;
int add(int a, int b) {
    int res = a + b;
    if (res >= MOD) res -= MOD;
    return res;
}
int mul(long long a, int b) {
 
 
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