Submission #136217

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
136217	2019-07-25 03:09:21	arnold518	허수아비 (JOI14_scarecrows)	C++14	100 / 100	660 ms	67412 KiB

scarecrows

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 2e5;
struct Point
{
    int x, y;
    Point() : x(0), y(0) {}
    Point(int x, int y) : x(x), y(y) {}
};
int N;
Point point[MAXN+10];
ll ans;
vector<Point> tree[MAXN*4+10];
void update(int node, int tl, int tr, int pos, Point p)
{
    if(pos<tl || tr<pos) return;
    if(tl==tr)
    {
        tree[node].push_back(p);
        return;
    }
 
 
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Compilation message (stderr)

scarecrows.cpp: In function 'void update(int, int, int, int, Point)':
scarecrows.cpp:31:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int mid=tl+tr>>1;
             ~~^~~
scarecrows.cpp: In function 'void query(int, int, int, int, int)':
scarecrows.cpp:50:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int mid=tl+tr>>1;
             ~~^~~
scarecrows.cpp: In function 'int main()':
scarecrows.cpp:57:12: warning: unused variable 'j' [-Wunused-variable]
     int i, j;
            ^
scarecrows.cpp:59:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &N);
     ~~~~~^~~~~~~~~~
scarecrows.cpp:60:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(i=1; i<=N; i++) scanf("%d%d", &point[i].x, &point[i].y);
                         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 85 / 85