Submission #41517

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
41517	2018-02-18 03:08:00	wzy	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	342 ms	153100 KiB

skyscraper

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define F first
#define S second
#define mp make_pair
#define pb push_back
#define pii pair<int,int>
vector<pii> adj[300005];
int  n, m;
set<int> p[300005];
long long d[300005];
int32_t main(){
  scanf("%lld%lld" ,  &n,  &m);
  int target = -1;
  int start = 0;
  for(int i = 0 ; i <m ; i ++){
    int  b, x;
    scanf("%lld%lld" , &b , &x);
    p[b].insert(x);
    if(i == 1){
      target = b;
    }
    if(i == 0){
      start = b;
    }
  }
  for(int i = 0 ; i < n; i++){
    for(auto t : p[i]){
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

skyscraper.cpp: In function 'int32_t main()':
skyscraper.cpp:49:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0 ; i < adj[u.S].size() ; i++){
                     ^
skyscraper.cpp:15:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld" ,  &n,  &m);
                              ^
skyscraper.cpp:20:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld%lld" , &b , &x);
                              ^

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