Submission #546552

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
546552	2022-04-07 19:20:47	LucaDantas	Building Skyscrapers (CEOI19_skyscrapers)	C++17	54 / 100	363 ms	22612 KiB

skyscrapers

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#include <bits/stdc++.h>
using namespace std;
const int dx[] = {0, 0, 1, 1, 1, -1, -1, -1};
const int dy[] = {1, -1, 1, -1, 0, 1, -1, 0};
int main() {
    int n; scanf("%d", &n);
    int t; scanf("%d", &t);
    
    if(t == 2) return 0; // return to this subtask after coding t = 1
    vector<pair<int,int>> sk(n);
    for(auto& [x, y] : sk)
        scanf("%d %d", &x, &y);
    map<pair<int,int>, int> id;
    for(int i = 0; i < n; i++)
        id[sk[i]] = i+1;
    sort(sk.begin(), sk.end());
    set<pair<int,int>> mark;
    priority_queue<pair<int,int>> q;
    q.push(sk.back());
    mark.insert(sk.back());
    vector<int> ans;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

skyscrapers.cpp: In function 'int main()':
skyscrapers.cpp:41:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   41 |     if(ans.size() == n) {
      |        ~~~~~~~~~~~^~~~
skyscrapers.cpp:8:17: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |     int n; scanf("%d", &n);
      |            ~~~~~^~~~~~~~~~
skyscrapers.cpp:9:17: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |     int t; scanf("%d", &t);
      |            ~~~~~^~~~~~~~~~
skyscrapers.cpp:15:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |         scanf("%d %d", &x, &y);
      |         ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 14 / 14
• Subtask 3: 12 / 12
• Subtask 4: 0 / 17
• Subtask 5: 20 / 20
• Subtask 6: 0 / 10
• Subtask 7: 0 / 19