Submission #698753

#	Time	Username	Problem	Language	Result	Execution time	Memory
698753		vjudge1	New Home (APIO18_new_home)	C++17	0 / 100	160 ms	3400 KiB

new_home

#include <bits/stdc++.h>
using namespace std;

int32_t main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	
    int n, q, k;
    cin >> n >> q >> k;
    
    int lb = INT_MAX, rb = 0;
    set<int> check;
    for (int i = 0; i < n; ++i) {
        int x, t, a, b;
        cin >> x >> t >> a >> b;

        lb = min(lb, x);
        rb = max(rb, x);

        check.insert(t);
    }
    
    while (q--) {
        int l, y;
        cin >> l >> y;

        if (check.size() != k) {
            cout << "-1\n";
        }
        else {
            cout << max(abs(lb - l), abs(rb - l)) << "\n";
        }
    }
}

Compilation message (stderr)

new_home.cpp: In function 'int32_t main()':
new_home.cpp:26:26: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   26 |         if (check.size() != k) {
      |             ~~~~~~~~~~~~~^~~~

• Subtask 1: 0 / 5
• Subtask 2: 0 / 7
• Subtask 3: 0 / 10
• Subtask 4: 0 / 23
• Subtask 5: 0 / 35
• Subtask 6: 0 / 20