Submission #204950

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
204950	2020-02-27 14:57:36	cheetose	Cake 3 (JOI19_cake3)	C++11	100 / 100	1940 ms	18784 KiB

cake3

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#include <bits/stdc++.h>
#define mp make_pair
#define pb push_back
#define X first
#define Y second
#define y0 y12
#define y1 y22
#define INF 987654321987654321
#define PI 3.141592653589793238462643383279502884
#define fup(i,a,b,c) for(int (i)=(a);(i)<=(b);(i)+=(c))
#define fdn(i,a,b,c) for(int (i)=(a);(i)>=(b);(i)-=(c))
#define MEM0(a) memset((a),0,sizeof(a));
#define MEM_1(a) memset((a),-1,sizeof(a));
#define ALL(a) a.begin(),a.end()
#define SYNC ios_base::sync_with_stdio(false);cin.tie(0)
using namespace std;
typedef long long ll;
typedef long double ld;
typedef double db;
typedef unsigned int uint;
typedef unsigned long long ull;
typedef pair<int, int> Pi;
typedef pair<ll, ll> Pll;
typedef pair<ld, ld> Pd;
typedef vector<int> Vi;
typedef vector<ll> Vll;
typedef vector<ld> Vd;
typedef vector<Pi> VPi;
typedef vector<Pll> VPll;
typedef vector<Pd> VPd;
 
 
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Compilation message (stderr)

cake3.cpp: In function 'll find(int, int, int, int)':
cake3.cpp:64:66: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  if(tree[node<<1|1].X<k)return tree[node<<1|1].Y+find(node<<1,S,S+E>>1,k-tree[node<<1|1].X);
                                                                 ~^~
cake3.cpp:65:26: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  return find(node<<1|1,(S+E>>1)+1,E,k);
                         ~^~
cake3.cpp: In function 'll g(int, int, int, int)':
cake3.cpp:91:9: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  int M=S+E>>1;
        ~^~
cake3.cpp: In function 'int main()':
cake3.cpp:103:7: warning: suggest parentheses around '-' inside '>>' [-Wparentheses]
  L=R=n-1>>1;
      ~^~
cake3.cpp:102:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~
cake3.cpp:105:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  fup(i,0,n-1,1)scanf("%lld%lld",&p[i].X,&p[i].Y);
                ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

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