Submission #133543

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
133543	2019-07-21 04:23:07	junodeveloper	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	291 ms	68196 KiB

skyscraper

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#include <bits/stdc++.h>
#define sz(x) ((int)x.size())
#define all(x) (x).begin(), (x).end()
#define fi first
#define se second
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pi;
int n,m;
int B[30010],P[30010],D[30010];
set<int> ps[30010];
vector<pi> adj[30010];
int main() {
  scanf("%d%d",&n,&m);
  int i,j;
  for(i=0;i<m;i++) {
    scanf("%d%d", B+i, P+i);
    ps[B[i]].insert(P[i]);
  }
  for(i=0;i<n;i++) {
    int cur;
    for(auto& it:ps[i]) {
      cur=i-it;
      while(cur>=0) {
        adj[i].push_back({cur,(i-cur)/it});
        if(ps[cur].find(it)!=ps[cur].end()) break;
        cur-=it;
      }
      cur=i+it;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:16:8: warning: unused variable 'j' [-Wunused-variable]
  int i,j;
        ^
skyscraper.cpp:15:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~
skyscraper.cpp:18:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", B+i, P+i);
   ~~~~~^~~~~~~~~~~~~~~~~~

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