Submission #1261013


Source Code Expand

#define _USE_MATH_DEFINES
#include <cstdio>
#include <iostream>
#include <sstream>
#include <fstream>
#include <iomanip>
#include <algorithm>
#include <cmath>
#include <complex>
#include <string>
#include <vector>
#include <list>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <bitset>
#include <numeric>
#include <limits>
#include <climits>
#include <cfloat>
#include <functional>
#include <iterator>
using namespace std;

int DAY = 86400;
int EARLY = 10800;

int main()
{
    int n;
    cin >> n;
    vector<int> a(n), b(n);
    for(int i=0; i<n; ++i)
        cin >> a[i] >> b[i];

    int t = 0;
    vector<int> cnt(DAY, 0);
    for(int i=0; i<n; ++i){
        t += a[i];
        t %= DAY;
        ++ cnt[t];
        t += b[i];
        t %= DAY;
    }

    int sum = accumulate(cnt.begin(), cnt.begin() + EARLY, 0);
    int ans = 0;
    for(int i=0; i<DAY; ++i){
        sum += cnt[(EARLY+1+i)%DAY];
        ans = max(ans, sum);
        sum -= cnt[i];
    }
    cout << ans << endl;

    return 0;
}

Submission Info

Submission Time
Task H - Early Bird
User mamekin
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1086 Byte
Status WA
Exec Time 58 ms
Memory 1408 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 100
Status
AC × 2
AC × 9
WA × 14
Set Name Test Cases
Sample sample_01.txt, sample_02.txt
All sample_01.txt, sample_02.txt, sample_01.txt, sample_02.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt
Case Name Status Exec Time Memory
sample_01.txt AC 2 ms 640 KB
sample_02.txt AC 2 ms 640 KB
subtask1_01.txt WA 58 ms 1408 KB
subtask1_02.txt WA 58 ms 1408 KB
subtask1_03.txt AC 58 ms 1408 KB
subtask1_04.txt WA 58 ms 1408 KB
subtask1_05.txt WA 58 ms 1408 KB
subtask1_06.txt WA 58 ms 1408 KB
subtask1_07.txt AC 58 ms 1408 KB
subtask1_08.txt WA 58 ms 1408 KB
subtask1_09.txt AC 58 ms 1408 KB
subtask1_10.txt WA 58 ms 1408 KB
subtask1_11.txt WA 58 ms 1408 KB
subtask1_12.txt WA 58 ms 1408 KB
subtask1_13.txt WA 58 ms 1408 KB
subtask1_14.txt WA 58 ms 1408 KB
subtask1_15.txt WA 58 ms 1408 KB
subtask1_16.txt AC 58 ms 1408 KB
subtask1_17.txt AC 58 ms 1408 KB
subtask1_18.txt WA 58 ms 1408 KB
subtask1_19.txt WA 58 ms 1408 KB