제출 #147762

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
147762	2019-08-30 15:23:00	kuroni	이상한 기계 (APIO19_strange_device)	C++17	100 / 100	1028 ms	19084 KiB

strange_device

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#include <bits/stdc++.h>
using namespace std;
const long long INF = 2E18;
vector<long long> ve;
int n;
long long a, b, l, r, cyc, ans = 0;
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cin >> n >> a >> b;
    a /= __gcd(a, b + 1);
    if (INF / a >= b)
        cyc = a * b;
    else
        cyc = INF;
    while (n--)
    {
        cin >> l >> r;
        if (r - l + 1 >= cyc)
        {
            ve.push_back(0);
            ve.push_back(-cyc);
        }
        else
        {
            l %= cyc; r %= cyc;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

strange_device.cpp: In function 'int main()':
strange_device.cpp:44:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < ve.size(); i++)
                     ~~^~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 20 / 20
• Subtask 7: 20 / 20
• Subtask 8: 30 / 30