Submission #31825

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
31825	2017-09-10 15:36:32	minchurl	Jakarta Skyscrapers (APIO15_skyscraper)	C++11	100 / 100	853 ms	4880 KiB

skyscraper

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#include<stdio.h>
#include<math.h>
#include<algorithm>
#include<vector>
#define MAX_N 30005
#define inf 0x3fffffff
using namespace std;
struct emp{
  int b,p,i;
  vector<int> list;
  int next,prev;
  bool operator < (emp d) const{
    if(b==d.b)  return p<d.p;
    return b<d.b;
  }
} arr[MAX_N];
int N,M,S,E;
int hn,heap[MAX_N],hloc[MAX_N],dst[MAX_N],chk[MAX_N],num[MAX_N];
bool hchk[MAX_N];
void upheap(int x){
  int y;
  while(x>1){
    y=x/2;
    if(dst[heap[x]]>=dst[heap[y]])  return;
    swap(heap[x],heap[y]);
    hloc[heap[x]]=x;
    hloc[heap[y]]=y;
    x=y;
  }
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

skyscraper.cpp: In function 'int dijkstra()':
skyscraper.cpp:56:16: warning: unused variable 'maxx' [-Wunused-variable]
  int i,j,x,y,z,maxx=0,sz;
                ^
skyscraper.cpp: In function 'int main()':
skyscraper.cpp:104:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&M,&N);
                      ^
skyscraper.cpp:106:37: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&arr[i].b,&arr[i].p);
                                     ^

• Subtask 1: 10 / 10
• Subtask 2: 12 / 12
• Subtask 3: 14 / 14
• Subtask 4: 21 / 21
• Subtask 5: 43 / 43