Submission #200925

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
200925	2020-02-08 15:10:56	mhy908	Triple Jump (JOI19_jumps)	C++14	100 / 100	1178 ms	52688 KiB

jumps

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#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
#define pb push_back
#define mp make_pair
#define F first
#define S second
#define all(x) x.begin(), x.end()
#define sortvec(x) sort(all(x))
#define compress(x) x.erase(unique(all(x)), x.end())
using namespace std;
typedef long long LL;
typedef pair<int, int> pii;
typedef pair<LL, LL> pll;
typedef pair<int, LL> pil;
typedef pair<LL, int> pli;
const LL llinf=1987654321987654321;
const int inf=2000000000;
int n, q;
LL arr[500010], ans[500010];
pair<pii, int> query[500010];
vector<pii> poss;
int stck[500010], re;
struct SEGMENT_TREE{
    int x;
    struct NODE{
        LL f, arr, ans;
        NODE operator+(NODE a){
            return {max(f, a.f), max(arr, a.arr), max(max(ans, a.ans), f+a.arr)};
 
 
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Compilation message (stderr)

jumps.cpp: In function 'int main()':
jumps.cpp:90:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         while(pv<poss.size()&&query[i].F.F<=poss[pv].F){
               ~~^~~~~~~~~~~~
jumps.cpp:67:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
jumps.cpp:69:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld", &arr[i]);
         ~~~~~^~~~~~~~~~~~~~~~~
jumps.cpp:72:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &q);
     ~~~~~^~~~~~~~~~
jumps.cpp:74:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d", &query[i].F.F, &query[i].F.S);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 14 / 14
• Subtask 3: 27 / 27
• Subtask 4: 54 / 54