Submission #102659

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
102659	2019-03-26 13:40:38	psmao	Cake 3 (JOI19_cake3)	C++14	100 / 100	1325 ms	123768 KiB

cake3

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#include <bits/stdc++.h>
using namespace std;
#define fo(i,s,t) for(int i = s; i <= t; ++ i)
#define fd(i,s,t) for(int i = s; i >= t; -- i)
#define bf(i,s) for(int i = head[s]; i; i = e[i].next)
#define mp make_pair
#define fi first
#define se second
#define pii pair<int,int>
#define pb push_back
#define VI vector<int>
#define sf scanf
#define pf printf
#define fp freopen
#define SZ(x) ((int)(x).size())
#ifdef MPS
#define D(x...) printf(x)
#else
#define D(x...)
#endif
typedef long long ll;
typedef double db;
typedef unsigned long long ull;
const int inf = 1<<30;
const ll INF = 1ll<<60;
const db Inf = 1e20;
const db eps = 1e-9;
void gmax(int &a,int b){a = (a > b ? a : b);}
 
 
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Compilation message (stderr)

cake3.cpp: In function 'void upd(int&, int, int, int, int)':
cake3.cpp:52:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  int mid = l + r >> 1;
            ~~^~~
cake3.cpp: In function 'll query(int, int, int, int, int)':
cake3.cpp:60:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  int mid = l + r >> 1, c = nd[rs[now]] - nd[rs[pre]];
            ~~^~~
cake3.cpp: In function 'void solve(int, int, int, int)':
cake3.cpp:72:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  int mid = l + r >> 1, p = 1;
            ~~^~~
cake3.cpp: In function 'int main()':
cake3.cpp:94:4: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  sf("%d%d",&n,&m);
    ^
cake3.cpp:95:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  fo(i,1,n) sf("%d%d",&c[i].v,&c[i].c);
              ^

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