Submission #213061

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
213061	2020-03-24 20:53:59	Pajaraja	Constellation 3 (JOI20_constellation3)	C++17	100 / 100	673 ms	86776 KiB

constellation3

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#include <bits/stdc++.h>
#define MAXN 200007
using namespace std;
long long dp[MAXN],seg[4*MAXN];
int lc[40*MAXN],per[40*MAXN],mxb[MAXN],mnb[MAXN],rc[40*MAXN],dl[MAXN],dr[MAXN],h[MAXN],root[MAXN],cnt,n,m;
struct star{int x,y; long long c;};
bool cmp(star a,star b) {return a.y<b.y;}
star a[MAXN];
vector<int> zp[MAXN],zf[MAXN];
void updmxb(int x,int ind)
{
  while(ind<MAXN) 
  {
    mxb[ind]=max(mxb[ind],x); 
    ind+=(ind&-ind);
  }
}
int nmax(int ind)
{
  int val=0;
  while(ind)
  {
    val=max(val,mxb[ind]);
    ind-=(ind&-ind);
  }
  return val;
}
void updmnb(int x,int ind)
{
  while(ind<MAXN) 
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

constellation3.cpp: In function 'int main()':
constellation3.cpp:108:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0;j<zf[i].size();j++) dl[zf[i][j]]=nmax(n+1-a[zf[i][j]].y);
               ~^~~~~~~~~~~~~
constellation3.cpp:113:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0;j<zf[i].size();j++) dr[zf[i][j]]=nmin(n+1-a[zf[i][j]].y);
               ~^~~~~~~~~~~~~
constellation3.cpp:125:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0;j<zp[i].size();j++) {nc+=dp[zp[i][j]]; ac+=dp[zp[i][j]];}
               ~^~~~~~~~~~~~~
constellation3.cpp:98:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
constellation3.cpp:99:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1;i<=n;i++) scanf("%d",&h[i]);
                        ~~~~~^~~~~~~~~~~~
constellation3.cpp:100:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&m);
  ~~~~~^~~~~~~~~
constellation3.cpp:101:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1;i<=m;i++) scanf("%d%d%lld",&a[i].x,&a[i].y,&a[i].c);
                        ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 14 / 14
• Subtask 2: 21 / 21
• Subtask 3: 65 / 65