Submission #857047


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#include <cstdio>
#include <algorithm>
#include <iostream>
#include <string>
#include <vector>
#define MOD 1000000007
#define oo 987654321
#define INT long long
using namespace std;

int n, l, q, h[100010], a, b, cnt;
struct QUE{ int a, b, id, ans; } Q[100010];
bool cmp(QUE x, QUE y)
{
    if( x.a == y.a ) return x.b < y.b;
    return x.a < y.a;
}
bool cmp2(QUE x, QUE y)
{
    return x.id < y.id;
}
int main()
{
    scanf("%d", &n);
    for(int i = 1 ; i <= n ; i++ )
        scanf("%d", h+i);
    scanf("%d%d", &l, &q);
    for(int i = 0 ; i < q ; i++)
    {
        scanf("%d%d", &a, &b);
        if( a > b ) swap(a, b);
        Q[i].a = a, Q[i].b = b;
        Q[i].id = i;
    }
    sort(Q, Q+q, cmp);
    for(int i = 0, j ; i < q ; i = j )
    {
        int now = Q[i].a, cnt = 0;
        vector<int> T;
        for( j = i ; Q[i].a == Q[j].a ; j++ ) T.push_back(Q[j].b);
        for(int c = 0 ; c < T.size() ; c++ )
        {
            while( now < T[c] )
            {
                now = (int)(upper_bound(h+1, h+n+1, h[now]+l) - h) - 1;
                cnt++;
            }
            Q[i+c].ans = cnt;
        }
    }
    sort(Q, Q+q, cmp2);
    for(int i = 0 ; i < q ; i++ )
        printf("%d\n", Q[i].ans);
    return 0;
}

Submission Info

Submission Time
Task E - Tak and Hotels
User JKJeong
Language C++14 (GCC 5.4.1)
Score 200
Code Size 1297 Byte
Status TLE
Exec Time 3153 ms
Memory 2432 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:24:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
                    ^
./Main.cpp:26:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", h+i);
                         ^
./Main.cpp:27:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &l, &q);
                          ^
./Main.cpp:30:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d", &a, &b);
                              ^

Judge Result

Set Name Sample Subtask1 All
Score / Max Score 0 / 0 200 / 200 0 / 500
Status
AC × 1
AC × 14
AC × 17
TLE × 10
Set Name Test Cases
Sample example_01.txt
Subtask1 example_01.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
All example_01.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, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt, subtask2_13.txt
Case Name Status Exec Time Memory
example_01.txt AC 4 ms 256 KB
subtask1_01.txt AC 4 ms 256 KB
subtask1_02.txt AC 4 ms 256 KB
subtask1_03.txt AC 6 ms 256 KB
subtask1_04.txt AC 17 ms 256 KB
subtask1_05.txt AC 5 ms 256 KB
subtask1_06.txt AC 6 ms 256 KB
subtask1_07.txt AC 4 ms 256 KB
subtask1_08.txt AC 5 ms 256 KB
subtask1_09.txt AC 6 ms 256 KB
subtask1_10.txt AC 11 ms 256 KB
subtask1_11.txt AC 12 ms 256 KB
subtask1_12.txt AC 11 ms 256 KB
subtask1_13.txt AC 10 ms 256 KB
subtask2_01.txt TLE 3153 ms 2176 KB
subtask2_02.txt TLE 3153 ms 2176 KB
subtask2_03.txt TLE 3153 ms 2176 KB
subtask2_04.txt AC 74 ms 1664 KB
subtask2_05.txt TLE 3153 ms 1536 KB
subtask2_06.txt AC 112 ms 2432 KB
subtask2_07.txt TLE 3153 ms 2176 KB
subtask2_08.txt TLE 3153 ms 2176 KB
subtask2_09.txt TLE 3153 ms 2176 KB
subtask2_10.txt TLE 3153 ms 2176 KB
subtask2_11.txt TLE 3153 ms 2176 KB
subtask2_12.txt TLE 3153 ms 2176 KB
subtask2_13.txt AC 113 ms 2432 KB