Submission #779445

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
779445	2023-07-11 12:14:15	definitelynotmee	Building Skyscrapers (CEOI19_skyscrapers)	C++17	100 / 100	1657 ms	117060 KiB

skyscrapers

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#include<bits/stdc++.h>
#define ff first
#define ss second
#define all(x) x.begin(), x.end()
using namespace std;
using ll = long long;
using pii = pair<int,int>;
using pll = pair<ll,ll>;
template<typename T>
using matrix = vector<vector<T>>;
 
int main(){
    cin.tie(0)->sync_with_stdio(0);
 
    int n;
    cin >> n;
    int t;
    cin >> t;
 
    vector<pii> v(n);
 
    for(auto & i : v)
        cin >> i.ff >> i.ss;
 
    map<pii,int> mp;
 
    for(int i = 0; i < n; i++){
        mp[{v[i].ff,v[i].ss}] = i;
    }
 
 
 
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Compilation message (stderr)

skyscrapers.cpp: In function 'int main()':
skyscrapers.cpp:164:25: warning: unused variable 'xi' [-Wunused-variable]
  164 |                     int xi = v[cur].ff+dx2[k], yi = v[cur].ss+dy2[k];
      |                         ^~
skyscrapers.cpp:164:48: warning: unused variable 'yi' [-Wunused-variable]
  164 |                     int xi = v[cur].ff+dx2[k], yi = v[cur].ss+dy2[k];
      |                                                ^~
skyscrapers.cpp:209:20: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
  209 |     if(resp.size() == n){
      |        ~~~~~~~~~~~~^~~~
skyscrapers.cpp:33:9: warning: unused variable 'dx' [-Wunused-variable]
   33 |     int dx[]{1,0,-1,0}, dy[]{0,1,0,-1};
      |         ^~
skyscrapers.cpp:33:25: warning: unused variable 'dy' [-Wunused-variable]
   33 |     int dx[]{1,0,-1,0}, dy[]{0,1,0,-1};
      |                         ^~

• Subtask 1: 8 / 8
• Subtask 2: 14 / 14
• Subtask 3: 12 / 12
• Subtask 4: 17 / 17
• Subtask 5: 20 / 20
• Subtask 6: 10 / 10
• Subtask 7: 19 / 19