Submission #243836

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
243836	2020-07-02 01:28:13	mhy908	Cake 3 (JOI19_cake3)	C++14	100 / 100	1098 ms	205672 KiB

cake3

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#include <bits/stdc++.h>
#define eb emplace_back
#define mp make_pair
#define F first
#define S second
#define svec(x) sort(x.begin(), x.end())
#define press(x) x.erase(unique(x.begin(), x.end()), x.end())
#define lb(x, v) lower_bound(x.begin(), x.end(), v)
using namespace std;
typedef long long LL;
typedef pair<LL, LL> pll;
typedef pair<LL, int> pli;
const LL llinf=4e18;
int n, m;
pll arr[200010];
vector<int> id;
LL ans=-llinf;
struct PST{
    struct NODE{
        LL qu; int qu2;
        NODE *l, *r;
        NODE(){qu=0, qu2=0, l=r=nullptr;}
    };
    NODE* root[200010];
    void init(NODE* here, int s, int e){
        if(s==e)return;
        here->l=new NODE;
        here->r=new NODE;
 
 
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Compilation message (stderr)

cake3.cpp: In function 'int main()':
cake3.cpp:98:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &n, &m);
     ~~~~~^~~~~~~~~~~~~~~~~
cake3.cpp:100:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld %lld", &arr[i].S, &arr[i].F);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cake3.cpp: In function 'void DNC(int, int, int, int)':
cake3.cpp:93:8: warning: 'maxnum' may be used uninitialized in this function [-Wmaybe-uninitialized]
     DNC(s, mid-1, a, maxnum);
     ~~~^~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 19 / 19
• Subtask 3: 76 / 76